Aspect ratio calculator: 16-10
Resize a rectangle by width without changing its proportions.
Formula
New height = new width × original height / original width
New height ≈ (1,920)×(10)÷(16) · Width / height ≈ (16)÷(10)
How to use
- Enter original width and height.
- Enter the new width in matching units.
- Read the proportional height.
Examples
- 16:9 at width 1920 gives height 1080.
- 4:3 at width 800 gives height 600.
Frequently asked questions
Is the ratio width divided by height?
Yes. A 16:9 rectangle has width/height approximately 1.777778.
Can I use pixel dimensions?
Yes. Round the final height to a whole pixel if required.
Does this resize an image file?
It calculates dimensions only; it does not process files.
Sources
Updated: