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Finding the Fourth Proportional to 3,951.52, 5,927.28 and 1,030.04

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Solution

The fourth proportional to 3,951.52, 5,927.28 and 1,030.04 is: 1,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.52 : 5,927.28 = 1,030.04 : x
  2. Step 2: Convert to fraction form
    3,951.52/5,927.28 = 1,030.04/x
  3. Step 3: Cross multiply
    3,951.52x = 5,927.28 × 1,030.04
  4. Step 4: Simplify right side
    3,951.52x = 6,105,335.49
  5. Step 5: Solve for x
    x = 6,105,335.49/3,951.52
  6. Step 6: Final answer
    x = 1,545.06

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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.