Home / 3,941.64-5,912.10-1,344.42

Finding the Fourth Proportional to 3,941.64, 5,912.10 and 1,344.42

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Solution

The fourth proportional to 3,941.64, 5,912.10 and 1,344.42 is: 2,016.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.64 : 5,912.10 = 1,344.42 : x
  2. Step 2: Convert to fraction form
    3,941.64/5,912.10 = 1,344.42/x
  3. Step 3: Cross multiply
    3,941.64x = 5,912.10 × 1,344.42
  4. Step 4: Simplify right side
    3,941.64x = 7,948,345.48
  5. Step 5: Solve for x
    x = 7,948,345.48/3,941.64
  6. Step 6: Final answer
    x = 2,016.51

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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.