Question

What are their means and extremes of the following proportion

Answer 1

• a and d are extremes

• b and c are means

Explanation:

`(a)/(b) =(c)/(d)`

another way to write the equality of the two ratios is :

a : b = c : d

as you can see in the equality a : b = c : d

• a and d are extremes
• b and c are means