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Finding the Fourth Proportional to 8,908.60, 13,337.30 and 5,452.60

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Solution

The fourth proportional to 8,908.60, 13,337.30 and 5,452.60 is: 8,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.60 : 13,337.30 = 5,452.60 : x
  2. Step 2: Convert to fraction form
    8,908.60/13,337.30 = 5,452.60/x
  3. Step 3: Cross multiply
    8,908.60x = 13,337.30 × 5,452.60
  4. Step 4: Simplify right side
    8,908.60x = 72,722,961.98
  5. Step 5: Solve for x
    x = 72,722,961.98/8,908.60
  6. Step 6: Final answer
    x = 8,163.23

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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.