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Finding the Fourth Proportional to 8,754.74, 13,132.12 and 3,560.62

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Solution

The fourth proportional to 8,754.74, 13,132.12 and 3,560.62 is: 5,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.74 : 13,132.12 = 3,560.62 : x
  2. Step 2: Convert to fraction form
    8,754.74/13,132.12 = 3,560.62/x
  3. Step 3: Cross multiply
    8,754.74x = 13,132.12 × 3,560.62
  4. Step 4: Simplify right side
    8,754.74x = 46,758,489.11
  5. Step 5: Solve for x
    x = 46,758,489.11/8,754.74
  6. Step 6: Final answer
    x = 5,340.93

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Similar ratio
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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.