Mathematics
Find the third proportional to : (i) 9 and 6 (ii) and 4 (iii) 1.6 and 2.4 (iv) (2 + ) and (5 + 4 ) (v) and
Related Questions
Find x, when :
(i) 3 : 4 :: 2.4 : x
(ii) 1 : 3 :: x : 7
(iii) x : 1.5 :: 3 : 5
Find the fourth proportional to :
(i) 3, 8 and 21
(ii) 1.4, 3.2 and 7
(iii) 1.5, 4.5 and 3.6
(iv) a2, ab and b2
(v) (a2 − ab + b2), (a3 + b3) and (a − b)
6 is the mean proportion between two numbers x and y and 48 is the third proportional of x and y. Find the numbers.