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Finding the Fourth Proportional to 8,296.76, 12,445.13 and 2,452.91

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Solution

The fourth proportional to 8,296.76, 12,445.13 and 2,452.91 is: 3,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.76 : 12,445.13 = 2,452.91 : x
  2. Step 2: Convert to fraction form
    8,296.76/12,445.13 = 2,452.91/x
  3. Step 3: Cross multiply
    8,296.76x = 12,445.13 × 2,452.91
  4. Step 4: Simplify right side
    8,296.76x = 30,526,727.73
  5. Step 5: Solve for x
    x = 30,526,727.73/8,296.76
  6. Step 6: Final answer
    x = 3,679.35

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1.5x scale

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.