proportion
The comparative, proper, or harmonious relation of one part to another or to the whole with respect to magnitude, quantity, or degree. 2. The equality between two ratios in which the first of the four terms divided by the second equals the third divided by the fourth. 3. the ratio or relative size of two or more dimensions; typically used to refer to the ratio of the width to height of a door or window opening or the width of a street to the height of adjacent buildings. (Kremer, 2025)