Advertisements
Advertisements
प्रश्न
Find the third proportional to `2 2/3` and 4
Advertisements
उत्तर
Let the third proportional to `2 2/3` and 4 be x.
`=> 2 2/3`, 4, x are in continued proportion.
`=> 2 2/3 : 4 = 4 : x`
`=> (8/3)/4 = 4/x`
`=> x = 16 xx 3/8 = 6`
संबंधित प्रश्न
If p + r = mq and `1/q + 1/s = m/r`; then prove that p : q = r : s.
Using properties of proportion, solve for x:
`(sqrt(x + 1) + sqrt(x - 1))/(sqrt(x + 1) - sqrt(x - 1)) = (4x - 1)/2`
Check whether the following numbers are in continued proportion.
3, 5, 8
Find the value of the unknown in the following proportion :
c
Find the third proportion to the following :
16x2 and 24x
If `a/b = c/d = e/f`, prove that `(ab + cd + ef)^2 = (a^2 + c^2 + e^2) (b^2 + d^2 + f^2)`.
Write (T) for true and (F) for false in case of the following:
45 km : 60 km : : 12 h : 15 h
If `a/c = c/d = c/f` prove that : (b2 + d2 + f2) (a2 + c2 + e2) = (ab + cd + ef)2
Find whether 12, 24, 18, 36 are in order that can be expressed as two ratios that are in proportion
Write the mean and extreme terms in the following ratios and check whether they are in proportion.
400 gm is to 50 gm and 25 rupees is to 625 rupees
