Home / 5,134.19-7,694.27-2,791.13

Finding the Fourth Proportional to 5,134.19, 7,694.27 and 2,791.13

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Solution

The fourth proportional to 5,134.19, 7,694.27 and 2,791.13 is: 4,182.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.19 : 7,694.27 = 2,791.13 : x
  2. Step 2: Convert to fraction form
    5,134.19/7,694.27 = 2,791.13/x
  3. Step 3: Cross multiply
    5,134.19x = 7,694.27 × 2,791.13
  4. Step 4: Simplify right side
    5,134.19x = 21,475,693.87
  5. Step 5: Solve for x
    x = 21,475,693.87/5,134.19
  6. Step 6: Final answer
    x = 4,182.88

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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.