Home / 2,531.16-3,791.70-1,662.84

Finding the Fourth Proportional to 2,531.16, 3,791.70 and 1,662.84

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Solution

The fourth proportional to 2,531.16, 3,791.70 and 1,662.84 is: 2,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.16 : 3,791.70 = 1,662.84 : x
  2. Step 2: Convert to fraction form
    2,531.16/3,791.70 = 1,662.84/x
  3. Step 3: Cross multiply
    2,531.16x = 3,791.70 × 1,662.84
  4. Step 4: Simplify right side
    2,531.16x = 6,304,990.43
  5. Step 5: Solve for x
    x = 6,304,990.43/2,531.16
  6. Step 6: Final answer
    x = 2,490.95

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