Whats a proportion in a sentence

1 : the size, number, or amount of one thing or group of things as compared to that of another thing or group of things The proportion of boys to girls in our class is two to one. 2 : a balanced or pleasing arrangement The oversize garage is out of proportion with the house.

hi,

you half the rectangle that you ae asking about so then you would see the scale factor of 1/2 the one u have selected, the one on top is half.

hope this !