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Finding the Fourth Proportional to 8,337.44, 12,506.16 and 3,407.08

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Solution

The fourth proportional to 8,337.44, 12,506.16 and 3,407.08 is: 5,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.44 : 12,506.16 = 3,407.08 : x
  2. Step 2: Convert to fraction form
    8,337.44/12,506.16 = 3,407.08/x
  3. Step 3: Cross multiply
    8,337.44x = 12,506.16 × 3,407.08
  4. Step 4: Simplify right side
    8,337.44x = 42,609,487.61
  5. Step 5: Solve for x
    x = 42,609,487.61/8,337.44
  6. Step 6: Final answer
    x = 5,110.62

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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.