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Finding the Fourth Proportional to 8,352.39, 12,522.45 and 5,064.87

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Solution

The fourth proportional to 8,352.39, 12,522.45 and 5,064.87 is: 7,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352.39 : 12,522.45 = 5,064.87 : x
  2. Step 2: Convert to fraction form
    8,352.39/12,522.45 = 5,064.87/x
  3. Step 3: Cross multiply
    8,352.39x = 12,522.45 × 5,064.87
  4. Step 4: Simplify right side
    8,352.39x = 63,424,581.33
  5. Step 5: Solve for x
    x = 63,424,581.33/8,352.39
  6. Step 6: Final answer
    x = 7,593.58

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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.