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Finding the Fourth Proportional to 4,562.61, 6,294.86 and 3,721.85

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Solution

The fourth proportional to 4,562.61, 6,294.86 and 3,721.85 is: 5,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,562.61 : 6,294.86 = 3,721.85 : x
  2. Step 2: Convert to fraction form
    4,562.61/6,294.86 = 3,721.85/x
  3. Step 3: Cross multiply
    4,562.61x = 6,294.86 × 3,721.85
  4. Step 4: Simplify right side
    4,562.61x = 23,428,474.61
  5. Step 5: Solve for x
    x = 23,428,474.61/4,562.61
  6. Step 6: Final answer
    x = 5,134.88

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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.