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Finding the Fourth Proportional to 8,397.76, 11,592.50 and 5,976.69

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Solution

The fourth proportional to 8,397.76, 11,592.50 and 5,976.69 is: 8,250.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.76 : 11,592.50 = 5,976.69 : x
  2. Step 2: Convert to fraction form
    8,397.76/11,592.50 = 5,976.69/x
  3. Step 3: Cross multiply
    8,397.76x = 11,592.50 × 5,976.69
  4. Step 4: Simplify right side
    8,397.76x = 69,284,806.79
  5. Step 5: Solve for x
    x = 69,284,806.79/8,397.76
  6. Step 6: Final answer
    x = 8,250.39

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Double scale
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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.