December 2017
Intermediate to advanced
208 pages
3h 39m
English
Proportion and ratio are integral to relationships within an artwork and play a vital role in the success of representational constructs.
Proportion is the relationship in size between one element and another, which can be a key factor in conveying a sense of identity to representational elements. The proportions of a human figure, for instance, will have to fall within certain limits to be credible.
A ratio is a mathematical expression of the relationship between one measurement and another. Since the Greek mathematician Euclid (365–300 BCE) cited it, a ratio called “The Golden Mean” has fascinated artists. It is defined as the ratio between two elements in which the proportion of the larger of the two to the sum of ...