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Finding the Fourth Proportional to 8,552.32, 12,799.27 and 7,167.22

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Solution

The fourth proportional to 8,552.32, 12,799.27 and 7,167.22 is: 10,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.32 : 12,799.27 = 7,167.22 : x
  2. Step 2: Convert to fraction form
    8,552.32/12,799.27 = 7,167.22/x
  3. Step 3: Cross multiply
    8,552.32x = 12,799.27 × 7,167.22
  4. Step 4: Simplify right side
    8,552.32x = 91,735,183.93
  5. Step 5: Solve for x
    x = 91,735,183.93/8,552.32
  6. Step 6: Final answer
    x = 10,726.35

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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.