Home / 8,132.18-12,195.85-3,452.10

Finding the Fourth Proportional to 8,132.18, 12,195.85 and 3,452.10

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Solution

The fourth proportional to 8,132.18, 12,195.85 and 3,452.10 is: 5,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.18 : 12,195.85 = 3,452.10 : x
  2. Step 2: Convert to fraction form
    8,132.18/12,195.85 = 3,452.10/x
  3. Step 3: Cross multiply
    8,132.18x = 12,195.85 × 3,452.10
  4. Step 4: Simplify right side
    8,132.18x = 42,101,293.79
  5. Step 5: Solve for x
    x = 42,101,293.79/8,132.18
  6. Step 6: Final answer
    x = 5,177.12

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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.