Home / 4,382.20-6,046.48-2,871.96

Finding the Fourth Proportional to 4,382.20, 6,046.48 and 2,871.96

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Solution

The fourth proportional to 4,382.20, 6,046.48 and 2,871.96 is: 3,962.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.20 : 6,046.48 = 2,871.96 : x
  2. Step 2: Convert to fraction form
    4,382.20/6,046.48 = 2,871.96/x
  3. Step 3: Cross multiply
    4,382.20x = 6,046.48 × 2,871.96
  4. Step 4: Simplify right side
    4,382.20x = 17,365,248.70
  5. Step 5: Solve for x
    x = 17,365,248.70/4,382.20
  6. Step 6: Final answer
    x = 3,962.68

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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.