Home / 2,371.30-3,552.68-1,396.87

Finding the Fourth Proportional to 2,371.30, 3,552.68 and 1,396.87

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Solution

The fourth proportional to 2,371.30, 3,552.68 and 1,396.87 is: 2,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.30 : 3,552.68 = 1,396.87 : x
  2. Step 2: Convert to fraction form
    2,371.30/3,552.68 = 1,396.87/x
  3. Step 3: Cross multiply
    2,371.30x = 3,552.68 × 1,396.87
  4. Step 4: Simplify right side
    2,371.30x = 4,962,632.11
  5. Step 5: Solve for x
    x = 4,962,632.11/2,371.30
  6. Step 6: Final answer
    x = 2,092.79

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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.