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Finding the Fourth Proportional to 8,224.75, 12,337.13 and 2,068.75

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Solution

The fourth proportional to 8,224.75, 12,337.13 and 2,068.75 is: 3,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,224.75 : 12,337.13 = 2,068.75 : x
  2. Step 2: Convert to fraction form
    8,224.75/12,337.13 = 2,068.75/x
  3. Step 3: Cross multiply
    8,224.75x = 12,337.13 × 2,068.75
  4. Step 4: Simplify right side
    8,224.75x = 25,522,437.69
  5. Step 5: Solve for x
    x = 25,522,437.69/8,224.75
  6. Step 6: Final answer
    x = 3,103.13

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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.