Aspect Ratio Calculator

Depending on the work you do, you may find yourself in need of knowing the aspect ratio between two numbers. Whether for use in some archaic vertical-padding CSS tomfoolery, or for more commonly sizing or resizing images and videos, this tool should help make all of those calculations much easier.

Calculate the aspect ratio

x = 1:1 (1)

Find missing values based on aspect ratio

Fill in the aspect ratio and then add either the width or the height below to calculate the missing height value:

:

x ?