Advertisements
Advertisements
प्रश्न
Find the third proportion to the following :
`9/25` and `18/25`
Advertisements
उत्तर
Let x be the third proportion
`9/25 : 18/25 :: 18/25 : "x"`
`=> 9/25 xx "x" = 18/25 xx 18/25`
`= "x" = 18/25 xx 18/25 xx 25/9`
`= "x" = 36/25`
The third proportion is `36/25`
APPEARS IN
संबंधित प्रश्न
Using the properties of proportion, solve for x, given `(x^4 + 1)/(2x^2) = 17/8`.
If p + r = mq and `1/q + 1/s = m/r`; then prove that p : q = r : s.
If `a/b = c/d = r/f`, prove that `((a^2b^2 + c^2d^2 + e^2f^2)/(ab^3 + cd^3 + ef^3))^(3/2) = sqrt((ace)/(bdf)`
Find the value of x in the following proportions : 2.5 : 1.5 = x : 3
If 2x – 1, 5x – 6, 6x + 2 and 15x – 9 are in proportion, find the value of x.
Verify the following:
60 : 105 : : 84 : 147
Write the mean and extreme terms in the following ratios and check whether they are in proportion.
78 litre is to 130 litre and 12 bottles is to 20 bottles
Determine if the following ratios form a proportion. Also, write the middle terms and extreme terms where the ratios form a proportion.
39 litres : 65 litres and 6 bottles : 10 bottles
If 2x, 9 and 18 are in continued proportion, the value of x is ______.
What is the term "d" called in the expression a : b :: c : d?
