CALCULATOR
4:3 Aspect Ratio Height Calculator
Find height matching supplied width at fixed 4:3 ratio. Example: Width (landscape orientation): 1600 chosen length units gives 1200 same length units. Landscape ratio width:height=4:3. Width and result share supplied units. No pixel rounding, cropping, CSS code, physical DPI or orientation inference.
Landscape ratio width:height=4:3. Width and result share supplied units. No pixel rounding, cropping, CSS code, physical DPI or orientation inference. Derivation: Similar rectangles preserve height/width=3/4.
Accepted inputs: Width (landscape orientation): 0.001 to 1,000,000 chosen length units.
height matching supplied width at fixed 4:3 ratio
How the calculation works
height = width ×3/4
Worked example
With width (landscape orientation) 1,600 chosen length units, height matching supplied width at fixed 4:3 ratio is 1,200 same length units.
Assumptions and limits
Landscape ratio width:height=4:3. Width and result share supplied units. No pixel rounding, cropping, CSS code, physical DPI or orientation inference. Derivation: Similar rectangles preserve height/width=3/4.