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Finding the Fourth Proportional to 8,444.52, 12,658.68 and 5,525.28

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Solution

The fourth proportional to 8,444.52, 12,658.68 and 5,525.28 is: 8,282.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.52 : 12,658.68 = 5,525.28 : x
  2. Step 2: Convert to fraction form
    8,444.52/12,658.68 = 5,525.28/x
  3. Step 3: Cross multiply
    8,444.52x = 12,658.68 × 5,525.28
  4. Step 4: Simplify right side
    8,444.52x = 69,942,751.43
  5. Step 5: Solve for x
    x = 69,942,751.43/8,444.52
  6. Step 6: Final answer
    x = 8,282.62

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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.