Home / 3,229.12-4,844.76-1,281.88

Finding the Fourth Proportional to 3,229.12, 4,844.76 and 1,281.88

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Solution

The fourth proportional to 3,229.12, 4,844.76 and 1,281.88 is: 1,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.12 : 4,844.76 = 1,281.88 : x
  2. Step 2: Convert to fraction form
    3,229.12/4,844.76 = 1,281.88/x
  3. Step 3: Cross multiply
    3,229.12x = 4,844.76 × 1,281.88
  4. Step 4: Simplify right side
    3,229.12x = 6,210,400.95
  5. Step 5: Solve for x
    x = 6,210,400.95/3,229.12
  6. Step 6: Final answer
    x = 1,923.25

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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.