Home / 3,744.38-5,167.09-2,149.93

Finding the Fourth Proportional to 3,744.38, 5,167.09 and 2,149.93

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Solution

The fourth proportional to 3,744.38, 5,167.09 and 2,149.93 is: 2,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.38 : 5,167.09 = 2,149.93 : x
  2. Step 2: Convert to fraction form
    3,744.38/5,167.09 = 2,149.93/x
  3. Step 3: Cross multiply
    3,744.38x = 5,167.09 × 2,149.93
  4. Step 4: Simplify right side
    3,744.38x = 11,108,881.80
  5. Step 5: Solve for x
    x = 11,108,881.80/3,744.38
  6. Step 6: Final answer
    x = 2,966.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.