Home / 2,577.80-3,850.33-2,213.96

Finding the Fourth Proportional to 2,577.80, 3,850.33 and 2,213.96

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Solution

The fourth proportional to 2,577.80, 3,850.33 and 2,213.96 is: 3,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577.80 : 3,850.33 = 2,213.96 : x
  2. Step 2: Convert to fraction form
    2,577.80/3,850.33 = 2,213.96/x
  3. Step 3: Cross multiply
    2,577.80x = 3,850.33 × 2,213.96
  4. Step 4: Simplify right side
    2,577.80x = 8,524,476.61
  5. Step 5: Solve for x
    x = 8,524,476.61/2,577.80
  6. Step 6: Final answer
    x = 3,306.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.