Home / 3,601.29-5,401.92-1,411.56

Finding the Fourth Proportional to 3,601.29, 5,401.92 and 1,411.56

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Solution

The fourth proportional to 3,601.29, 5,401.92 and 1,411.56 is: 2,117.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.29 : 5,401.92 = 1,411.56 : x
  2. Step 2: Convert to fraction form
    3,601.29/5,401.92 = 1,411.56/x
  3. Step 3: Cross multiply
    3,601.29x = 5,401.92 × 1,411.56
  4. Step 4: Simplify right side
    3,601.29x = 7,625,134.20
  5. Step 5: Solve for x
    x = 7,625,134.20/3,601.29
  6. Step 6: Final answer
    x = 2,117.33

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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.