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Finding the Fourth Proportional to 7,591.74, 10,481.76 and 4,760.28

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Solution

The fourth proportional to 7,591.74, 10,481.76 and 4,760.28 is: 6,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.74 : 10,481.76 = 4,760.28 : x
  2. Step 2: Convert to fraction form
    7,591.74/10,481.76 = 4,760.28/x
  3. Step 3: Cross multiply
    7,591.74x = 10,481.76 × 4,760.28
  4. Step 4: Simplify right side
    7,591.74x = 49,896,112.49
  5. Step 5: Solve for x
    x = 49,896,112.49/7,591.74
  6. Step 6: Final answer
    x = 6,572.42

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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.