Home / 3,941.28-5,912.08-1,344.24

Finding the Fourth Proportional to 3,941.28, 5,912.08 and 1,344.24

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Solution

The fourth proportional to 3,941.28, 5,912.08 and 1,344.24 is: 2,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.28 : 5,912.08 = 1,344.24 : x
  2. Step 2: Convert to fraction form
    3,941.28/5,912.08 = 1,344.24/x
  3. Step 3: Cross multiply
    3,941.28x = 5,912.08 × 1,344.24
  4. Step 4: Simplify right side
    3,941.28x = 7,947,254.42
  5. Step 5: Solve for x
    x = 7,947,254.42/3,941.28
  6. Step 6: Final answer
    x = 2,016.41

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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.