Home / 3,609.85-5,414.97-1,144.87

Finding the Fourth Proportional to 3,609.85, 5,414.97 and 1,144.87

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Solution

The fourth proportional to 3,609.85, 5,414.97 and 1,144.87 is: 1,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.85 : 5,414.97 = 1,144.87 : x
  2. Step 2: Convert to fraction form
    3,609.85/5,414.97 = 1,144.87/x
  3. Step 3: Cross multiply
    3,609.85x = 5,414.97 × 1,144.87
  4. Step 4: Simplify right side
    3,609.85x = 6,199,423.17
  5. Step 5: Solve for x
    x = 6,199,423.17/3,609.85
  6. Step 6: Final answer
    x = 1,717.36

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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.