Home / 5,519.91-7,617.36-3,001.97

Finding the Fourth Proportional to 5,519.91, 7,617.36 and 3,001.97

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Solution

The fourth proportional to 5,519.91, 7,617.36 and 3,001.97 is: 4,142.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.91 : 7,617.36 = 3,001.97 : x
  2. Step 2: Convert to fraction form
    5,519.91/7,617.36 = 3,001.97/x
  3. Step 3: Cross multiply
    5,519.91x = 7,617.36 × 3,001.97
  4. Step 4: Simplify right side
    5,519.91x = 22,867,086.20
  5. Step 5: Solve for x
    x = 22,867,086.20/5,519.91
  6. Step 6: Final answer
    x = 4,142.66

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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.