Home / 4,021.92-5,549.67-2,449.71

Finding the Fourth Proportional to 4,021.92, 5,549.67 and 2,449.71

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Solution

The fourth proportional to 4,021.92, 5,549.67 and 2,449.71 is: 3,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.92 : 5,549.67 = 2,449.71 : x
  2. Step 2: Convert to fraction form
    4,021.92/5,549.67 = 2,449.71/x
  3. Step 3: Cross multiply
    4,021.92x = 5,549.67 × 2,449.71
  4. Step 4: Simplify right side
    4,021.92x = 13,595,082.10
  5. Step 5: Solve for x
    x = 13,595,082.10/4,021.92
  6. Step 6: Final answer
    x = 3,380.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.