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Finding the Fourth Proportional to 3,098.52, 4,640.49 and 1,451.52

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Solution

The fourth proportional to 3,098.52, 4,640.49 and 1,451.52 is: 2,173.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.52 : 4,640.49 = 1,451.52 : x
  2. Step 2: Convert to fraction form
    3,098.52/4,640.49 = 1,451.52/x
  3. Step 3: Cross multiply
    3,098.52x = 4,640.49 × 1,451.52
  4. Step 4: Simplify right side
    3,098.52x = 6,735,764.04
  5. Step 5: Solve for x
    x = 6,735,764.04/3,098.52
  6. Step 6: Final answer
    x = 2,173.86

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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.