Home / 3,791.15-5,687.36-1,711.10

Finding the Fourth Proportional to 3,791.15, 5,687.36 and 1,711.10

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Solution

The fourth proportional to 3,791.15, 5,687.36 and 1,711.10 is: 2,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.15 : 5,687.36 = 1,711.10 : x
  2. Step 2: Convert to fraction form
    3,791.15/5,687.36 = 1,711.10/x
  3. Step 3: Cross multiply
    3,791.15x = 5,687.36 × 1,711.10
  4. Step 4: Simplify right side
    3,791.15x = 9,731,641.70
  5. Step 5: Solve for x
    x = 9,731,641.70/3,791.15
  6. Step 6: Final answer
    x = 2,566.94

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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.