Home / 3,941.97-5,912.82-1,601.28

Finding the Fourth Proportional to 3,941.97, 5,912.82 and 1,601.28

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Solution

The fourth proportional to 3,941.97, 5,912.82 and 1,601.28 is: 2,401.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.97 : 5,912.82 = 1,601.28 : x
  2. Step 2: Convert to fraction form
    3,941.97/5,912.82 = 1,601.28/x
  3. Step 3: Cross multiply
    3,941.97x = 5,912.82 × 1,601.28
  4. Step 4: Simplify right side
    3,941.97x = 9,468,088.68
  5. Step 5: Solve for x
    x = 9,468,088.68/3,941.97
  6. Step 6: Final answer
    x = 2,401.87

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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.