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Finding the Fourth Proportional to 10,502.13, 15,753.47 and 3,581.49

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Solution

The fourth proportional to 10,502.13, 15,753.47 and 3,581.49 is: 5,372.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.13 : 15,753.47 = 3,581.49 : x
  2. Step 2: Convert to fraction form
    10,502.13/15,753.47 = 3,581.49/x
  3. Step 3: Cross multiply
    10,502.13x = 15,753.47 × 3,581.49
  4. Step 4: Simplify right side
    10,502.13x = 56,420,877.36
  5. Step 5: Solve for x
    x = 56,420,877.36/10,502.13
  6. Step 6: Final answer
    x = 5,372.33

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