Home / 3,663.27-5,488.70-2,617.97

Finding the Fourth Proportional to 3,663.27, 5,488.70 and 2,617.97

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Solution

The fourth proportional to 3,663.27, 5,488.70 and 2,617.97 is: 3,922.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.27 : 5,488.70 = 2,617.97 : x
  2. Step 2: Convert to fraction form
    3,663.27/5,488.70 = 2,617.97/x
  3. Step 3: Cross multiply
    3,663.27x = 5,488.70 × 2,617.97
  4. Step 4: Simplify right side
    3,663.27x = 14,369,211.41
  5. Step 5: Solve for x
    x = 14,369,211.41/3,663.27
  6. Step 6: Final answer
    x = 3,922.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.