Home / 8,132.53-12,195.87-3,452.86

Finding the Fourth Proportional to 8,132.53, 12,195.87 and 3,452.86

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Solution

The fourth proportional to 8,132.53, 12,195.87 and 3,452.86 is: 5,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.53 : 12,195.87 = 3,452.86 : x
  2. Step 2: Convert to fraction form
    8,132.53/12,195.87 = 3,452.86/x
  3. Step 3: Cross multiply
    8,132.53x = 12,195.87 × 3,452.86
  4. Step 4: Simplify right side
    8,132.53x = 42,110,570.71
  5. Step 5: Solve for x
    x = 42,110,570.71/8,132.53
  6. Step 6: Final answer
    x = 5,178.04

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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.