Home / 3,711.20-5,567.18-1,371.83

Finding the Fourth Proportional to 3,711.20, 5,567.18 and 1,371.83

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Solution

The fourth proportional to 3,711.20, 5,567.18 and 1,371.83 is: 2,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.20 : 5,567.18 = 1,371.83 : x
  2. Step 2: Convert to fraction form
    3,711.20/5,567.18 = 1,371.83/x
  3. Step 3: Cross multiply
    3,711.20x = 5,567.18 × 1,371.83
  4. Step 4: Simplify right side
    3,711.20x = 7,637,217.68
  5. Step 5: Solve for x
    x = 7,637,217.68/3,711.20
  6. Step 6: Final answer
    x = 2,057.88

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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.