Home / 4,082.40-6,112.26-2,617.92

Finding the Fourth Proportional to 4,082.40, 6,112.26 and 2,617.92

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Solution

The fourth proportional to 4,082.40, 6,112.26 and 2,617.92 is: 3,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,082.40 : 6,112.26 = 2,617.92 : x
  2. Step 2: Convert to fraction form
    4,082.40/6,112.26 = 2,617.92/x
  3. Step 3: Cross multiply
    4,082.40x = 6,112.26 × 2,617.92
  4. Step 4: Simplify right side
    4,082.40x = 16,001,407.70
  5. Step 5: Solve for x
    x = 16,001,407.70/4,082.40
  6. Step 6: Final answer
    x = 3,919.61

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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.