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Finding the Fourth Proportional to 8,373.62, 12,560.42 and 2,530.22

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Solution

The fourth proportional to 8,373.62, 12,560.42 and 2,530.22 is: 3,795.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,373.62 : 12,560.42 = 2,530.22 : x
  2. Step 2: Convert to fraction form
    8,373.62/12,560.42 = 2,530.22/x
  3. Step 3: Cross multiply
    8,373.62x = 12,560.42 × 2,530.22
  4. Step 4: Simplify right side
    8,373.62x = 31,780,550.44
  5. Step 5: Solve for x
    x = 31,780,550.44/8,373.62
  6. Step 6: Final answer
    x = 3,795.32

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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.