Home / 3,609.68-5,414.72-1,144.70

Finding the Fourth Proportional to 3,609.68, 5,414.72 and 1,144.70

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Solution

The fourth proportional to 3,609.68, 5,414.72 and 1,144.70 is: 1,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.68 : 5,414.72 = 1,144.70 : x
  2. Step 2: Convert to fraction form
    3,609.68/5,414.72 = 1,144.70/x
  3. Step 3: Cross multiply
    3,609.68x = 5,414.72 × 1,144.70
  4. Step 4: Simplify right side
    3,609.68x = 6,198,197.19
  5. Step 5: Solve for x
    x = 6,198,197.19/3,609.68
  6. Step 6: Final answer
    x = 1,717.10

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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.