Home / 8,132.62-12,201.06-3,452.80

Finding the Fourth Proportional to 8,132.62, 12,201.06 and 3,452.80

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Solution

The fourth proportional to 8,132.62, 12,201.06 and 3,452.80 is: 5,180.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.62 : 12,201.06 = 3,452.80 : x
  2. Step 2: Convert to fraction form
    8,132.62/12,201.06 = 3,452.80/x
  3. Step 3: Cross multiply
    8,132.62x = 12,201.06 × 3,452.80
  4. Step 4: Simplify right side
    8,132.62x = 42,127,819.97
  5. Step 5: Solve for x
    x = 42,127,819.97/8,132.62
  6. Step 6: Final answer
    x = 5,180.10

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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.