Home / 3,744.10-5,609.13-3,131.74

Finding the Fourth Proportional to 3,744.10, 5,609.13 and 3,131.74

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Solution

The fourth proportional to 3,744.10, 5,609.13 and 3,131.74 is: 4,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.10 : 5,609.13 = 3,131.74 : x
  2. Step 2: Convert to fraction form
    3,744.10/5,609.13 = 3,131.74/x
  3. Step 3: Cross multiply
    3,744.10x = 5,609.13 × 3,131.74
  4. Step 4: Simplify right side
    3,744.10x = 17,566,336.79
  5. Step 5: Solve for x
    x = 17,566,336.79/3,744.10
  6. Step 6: Final answer
    x = 4,691.74

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1.5x scale

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.