Home / 3,446.92-5,170.33-849.87

Finding the Fourth Proportional to 3,446.92, 5,170.33 and 849.87

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Solution

The fourth proportional to 3,446.92, 5,170.33 and 849.87 is: 1,274.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.92 : 5,170.33 = 849.87 : x
  2. Step 2: Convert to fraction form
    3,446.92/5,170.33 = 849.87/x
  3. Step 3: Cross multiply
    3,446.92x = 5,170.33 × 849.87
  4. Step 4: Simplify right side
    3,446.92x = 4,394,108.36
  5. Step 5: Solve for x
    x = 4,394,108.36/3,446.92
  6. Step 6: Final answer
    x = 1,274.79

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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.