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Finding the Fourth Proportional to 5,132.52, 7,658.48 and 4,819.04

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Solution

The fourth proportional to 5,132.52, 7,658.48 and 4,819.04 is: 7,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.52 : 7,658.48 = 4,819.04 : x
  2. Step 2: Convert to fraction form
    5,132.52/7,658.48 = 4,819.04/x
  3. Step 3: Cross multiply
    5,132.52x = 7,658.48 × 4,819.04
  4. Step 4: Simplify right side
    5,132.52x = 36,906,521.46
  5. Step 5: Solve for x
    x = 36,906,521.46/5,132.52
  6. Step 6: Final answer
    x = 7,190.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.