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Finding the Fourth Proportional to 8,293.96, 11,441.92 and 5,604.29

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Solution

The fourth proportional to 8,293.96, 11,441.92 and 5,604.29 is: 7,731.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.96 : 11,441.92 = 5,604.29 : x
  2. Step 2: Convert to fraction form
    8,293.96/11,441.92 = 5,604.29/x
  3. Step 3: Cross multiply
    8,293.96x = 11,441.92 × 5,604.29
  4. Step 4: Simplify right side
    8,293.96x = 64,123,752.61
  5. Step 5: Solve for x
    x = 64,123,752.61/8,293.96
  6. Step 6: Final answer
    x = 7,731.38

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Half scale
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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.