The greater proportion of body fat a man had, the higher his white blood cell count was.

一个有较多脂肪的人，他的白血球数量也较高。

youdao

Children tend to have relatively larger heads than adults in proportion to the rest of their body.

与身体其余部位相比，孩子头部所占比例往往比成人大。

《柯林斯英汉双解大词典》

The head is out of proportion with the body.

头部和身体不成比例。

《牛津词典》

Only a supranational body with a high degree of public trust can decide, for example, what proportion of the losses from Spain's banking bust should be borne by Slovakian pensioners as opposed to the investors, managers and employees of those banks.

WSJ: France Is Biggest Obstacle to Solution