Home / 3,199.20-4,801.56-1,251.96

Finding the Fourth Proportional to 3,199.20, 4,801.56 and 1,251.96

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Solution

The fourth proportional to 3,199.20, 4,801.56 and 1,251.96 is: 1,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.20 : 4,801.56 = 1,251.96 : x
  2. Step 2: Convert to fraction form
    3,199.20/4,801.56 = 1,251.96/x
  3. Step 3: Cross multiply
    3,199.20x = 4,801.56 × 1,251.96
  4. Step 4: Simplify right side
    3,199.20x = 6,011,361.06
  5. Step 5: Solve for x
    x = 6,011,361.06/3,199.20
  6. Step 6: Final answer
    x = 1,879.02

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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.