Home / 3,941.28-5,912.52-1,167.96

Finding the Fourth Proportional to 3,941.28, 5,912.52 and 1,167.96

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Solution

The fourth proportional to 3,941.28, 5,912.52 and 1,167.96 is: 1,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.28 : 5,912.52 = 1,167.96 : x
  2. Step 2: Convert to fraction form
    3,941.28/5,912.52 = 1,167.96/x
  3. Step 3: Cross multiply
    3,941.28x = 5,912.52 × 1,167.96
  4. Step 4: Simplify right side
    3,941.28x = 6,905,586.86
  5. Step 5: Solve for x
    x = 6,905,586.86/3,941.28
  6. Step 6: Final answer
    x = 1,752.12

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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.