Home / 4,021.88-5,549.19-2,449.76

Finding the Fourth Proportional to 4,021.88, 5,549.19 and 2,449.76

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Solution

The fourth proportional to 4,021.88, 5,549.19 and 2,449.76 is: 3,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.88 : 5,549.19 = 2,449.76 : x
  2. Step 2: Convert to fraction form
    4,021.88/5,549.19 = 2,449.76/x
  3. Step 3: Cross multiply
    4,021.88x = 5,549.19 × 2,449.76
  4. Step 4: Simplify right side
    4,021.88x = 13,594,183.69
  5. Step 5: Solve for x
    x = 13,594,183.69/4,021.88
  6. Step 6: Final answer
    x = 3,380.06

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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.