And Bluebirds boss Dave Jones has injury concerns over captain Joe Ledley and striker Jay Bothroyd.
Cardiff striker Jay Bothroyd had the ball in the net after 15 minutes only to see the flag raised for offside.
Jay Bothroyd hit the first of his two goals on two minutes, slamming home after Michael Chopra's shot was saved.
Striker Jay Bothroyd is also among those expected to rekindle interest from top-flight clubs after the Bluebirds' hopes were dashed.
There has been speculation over manager Dave Jones' future as well as leading players such as Joe Ledley and Jay Bothroyd.
Jay Bothroyd helped on a long ball into the home penalty area and Burke found the top-right corner from six yards.
The new Cardiff captain had a hand in Jay Bothroyd's first-half opener as the ball fell kindly for the big striker.
Cardiff drew level with goals in quick succession from striker Jay Bothroyd and an excellent Mark Hudson header at the far post.
They have people like Chopra and Peter Whittingham, as well as Ross McCormack and Jay Bothroyd, so they are a real threat at that level.
The home side's luck worsened when Wolves old boy Jay Bothroyd limped off after pulling up with a hamstring injury on 10 minutes.
Chopra, 24, is back at the Bluebirds until January to help plug the gaps created by injuries to Jay Bothroyd and Ross McCormack.
QPR's Tamas Priskin curled an early chance over the bar and at the other end Jay Bothroyd saw goalkeeper Radek Cerny hold his low cross.
"Disappointing to see that Adam Matthews will be leaving, " Cardiff top-scorer Jay Bothroyd, who is also out of contract in the summer, told his Twitter site.
BBC: Cardiff full-back Matthews signs pre-contract at Celtic
Ledley and striker Jay Bothroyd, who was suspended for the triumph at the Hawthorns, are set to be available for the visit to play-off rivals Middlesbrough on Sunday.
But the pace of the Bluebirds counter-attack was showcased when Andy Keogh, in for suspended talisman Jay Bothroyd, quickly broke to set-up their first clear sight of goal.
Roberto Mancini's men crushed Villarreal 3-0 in the Champions League in midweek, but went behind in the 28th minute when striker Jay Bothroyd headed in Joey Barton's free-kick.
And the match took another twist when the influential Jay Bothroyd, who had already found plenty of space in wide areas, limped off to be replaced by Kelvin Etuhu.
The Irish stopper, who is reportedly being tracked by Arsenal, blocked Andy Keogh's close-range header, denied the striker's follow-up after initially parrying an arrowing McIndoe shot and beat away a Jay Bothroyd effort.
Young defender Leigh Bromby was a bit too keen to impress in the ninth minute, giving away a free-kick 20 yards out and earning himself a yellow card with a clattering challenge on Jay Bothroyd.
But Ramsey's arrival adds further expectation for the Bluebirds boss to secure promotion to the top-flight this season as Ramsey would join a star-studded squad that includes Craig Bellamy, Jay Bothroyd, Michael Chopra, Peter Whittingham and Seyi Olofinjana.
Newcastle's Carroll was one of four new picks for Fabio Capello's squad, along with Cardiff striker Jay Bothroyd, Manchester United defender Chris Smalling and Sunderland midfielder Jordan Henderson, who was instrumental as the Black Cats won at Chelsea.
New boss Mackay has only 15 recognised first-team players at Cardiff after Conway's arrival as 12 players left the club after last season's failed play-off campaign, including last season's top scorer Jay Bothroyd and fellow striker Michael Chopra.
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