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Finding the Fourth Proportional to 3,502.98, 5,257.20 and 3,092.94

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Solution

The fourth proportional to 3,502.98, 5,257.20 and 3,092.94 is: 4,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.98 : 5,257.20 = 3,092.94 : x
  2. Step 2: Convert to fraction form
    3,502.98/5,257.20 = 3,092.94/x
  3. Step 3: Cross multiply
    3,502.98x = 5,257.20 × 3,092.94
  4. Step 4: Simplify right side
    3,502.98x = 16,260,204.17
  5. Step 5: Solve for x
    x = 16,260,204.17/3,502.98
  6. Step 6: Final answer
    x = 4,641.82

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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.