Home / 3,808.97-5,711.15-2,491.14

Finding the Fourth Proportional to 3,808.97, 5,711.15 and 2,491.14

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Solution

The fourth proportional to 3,808.97, 5,711.15 and 2,491.14 is: 3,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.97 : 5,711.15 = 2,491.14 : x
  2. Step 2: Convert to fraction form
    3,808.97/5,711.15 = 2,491.14/x
  3. Step 3: Cross multiply
    3,808.97x = 5,711.15 × 2,491.14
  4. Step 4: Simplify right side
    3,808.97x = 14,227,245.66
  5. Step 5: Solve for x
    x = 14,227,245.66/3,808.97
  6. Step 6: Final answer
    x = 3,735.19

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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.