Home / 3,941.29-5,912.09-1,475.85

Finding the Fourth Proportional to 3,941.29, 5,912.09 and 1,475.85

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Solution

The fourth proportional to 3,941.29, 5,912.09 and 1,475.85 is: 2,213.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.29 : 5,912.09 = 1,475.85 : x
  2. Step 2: Convert to fraction form
    3,941.29/5,912.09 = 1,475.85/x
  3. Step 3: Cross multiply
    3,941.29x = 5,912.09 × 1,475.85
  4. Step 4: Simplify right side
    3,941.29x = 8,725,358.03
  5. Step 5: Solve for x
    x = 8,725,358.03/3,941.29
  6. Step 6: Final answer
    x = 2,213.83

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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.