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Finding the Fourth Proportional to 8,023.92, 11,074.54 and 5,375.94

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Solution

The fourth proportional to 8,023.92, 11,074.54 and 5,375.94 is: 7,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,023.92 : 11,074.54 = 5,375.94 : x
  2. Step 2: Convert to fraction form
    8,023.92/11,074.54 = 5,375.94/x
  3. Step 3: Cross multiply
    8,023.92x = 11,074.54 × 5,375.94
  4. Step 4: Simplify right side
    8,023.92x = 59,536,035.69
  5. Step 5: Solve for x
    x = 59,536,035.69/8,023.92
  6. Step 6: Final answer
    x = 7,419.82

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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.