Home / 10,663.64-15,996.92-3,641.76

Finding the Fourth Proportional to 10,663.64, 15,996.92 and 3,641.76

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Solution

The fourth proportional to 10,663.64, 15,996.92 and 3,641.76 is: 5,463.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.64 : 15,996.92 = 3,641.76 : x
  2. Step 2: Convert to fraction form
    10,663.64/15,996.92 = 3,641.76/x
  3. Step 3: Cross multiply
    10,663.64x = 15,996.92 × 3,641.76
  4. Step 4: Simplify right side
    10,663.64x = 58,256,943.38
  5. Step 5: Solve for x
    x = 58,256,943.38/10,663.64
  6. Step 6: Final answer
    x = 5,463.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.