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Finding the Fourth Proportional to 8,926.47, 13,362.03 and 6,589.15

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Solution

The fourth proportional to 8,926.47, 13,362.03 and 6,589.15 is: 9,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.47 : 13,362.03 = 6,589.15 : x
  2. Step 2: Convert to fraction form
    8,926.47/13,362.03 = 6,589.15/x
  3. Step 3: Cross multiply
    8,926.47x = 13,362.03 × 6,589.15
  4. Step 4: Simplify right side
    8,926.47x = 88,044,386.57
  5. Step 5: Solve for x
    x = 88,044,386.57/8,926.47
  6. Step 6: Final answer
    x = 9,863.29

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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.