Home / 3,609.06-5,414.55-1,143.92

Finding the Fourth Proportional to 3,609.06, 5,414.55 and 1,143.92

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Solution

The fourth proportional to 3,609.06, 5,414.55 and 1,143.92 is: 1,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.06 : 5,414.55 = 1,143.92 : x
  2. Step 2: Convert to fraction form
    3,609.06/5,414.55 = 1,143.92/x
  3. Step 3: Cross multiply
    3,609.06x = 5,414.55 × 1,143.92
  4. Step 4: Simplify right side
    3,609.06x = 6,193,812.04
  5. Step 5: Solve for x
    x = 6,193,812.04/3,609.06
  6. Step 6: Final answer
    x = 1,716.18

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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.