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Finding the Fourth Proportional to 3,447.92, 5,169.11 and 1,498.76

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Solution

The fourth proportional to 3,447.92, 5,169.11 and 1,498.76 is: 2,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.92 : 5,169.11 = 1,498.76 : x
  2. Step 2: Convert to fraction form
    3,447.92/5,169.11 = 1,498.76/x
  3. Step 3: Cross multiply
    3,447.92x = 5,169.11 × 1,498.76
  4. Step 4: Simplify right side
    3,447.92x = 7,747,221.96
  5. Step 5: Solve for x
    x = 7,747,221.96/3,447.92
  6. Step 6: Final answer
    x = 2,246.93

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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.