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Finding the Fourth Proportional to 8,863.31, 13,294.96 and 7,297.03

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Solution

The fourth proportional to 8,863.31, 13,294.96 and 7,297.03 is: 10,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.31 : 13,294.96 = 7,297.03 : x
  2. Step 2: Convert to fraction form
    8,863.31/13,294.96 = 7,297.03/x
  3. Step 3: Cross multiply
    8,863.31x = 13,294.96 × 7,297.03
  4. Step 4: Simplify right side
    8,863.31x = 97,013,721.97
  5. Step 5: Solve for x
    x = 97,013,721.97/8,863.31
  6. Step 6: Final answer
    x = 10,945.54

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Similar ratio
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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.