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Finding the Fourth Proportional to 8,294.76, 11,447.52 and 5,269.38

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Solution

The fourth proportional to 8,294.76, 11,447.52 and 5,269.38 is: 7,272.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,294.76 : 11,447.52 = 5,269.38 : x
  2. Step 2: Convert to fraction form
    8,294.76/11,447.52 = 5,269.38/x
  3. Step 3: Cross multiply
    8,294.76x = 11,447.52 × 5,269.38
  4. Step 4: Simplify right side
    8,294.76x = 60,321,332.94
  5. Step 5: Solve for x
    x = 60,321,332.94/8,294.76
  6. Step 6: Final answer
    x = 7,272.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.