Home / 3,827.44-5,281.92-2,148.96

Finding the Fourth Proportional to 3,827.44, 5,281.92 and 2,148.96

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Solution

The fourth proportional to 3,827.44, 5,281.92 and 2,148.96 is: 2,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.44 : 5,281.92 = 2,148.96 : x
  2. Step 2: Convert to fraction form
    3,827.44/5,281.92 = 2,148.96/x
  3. Step 3: Cross multiply
    3,827.44x = 5,281.92 × 2,148.96
  4. Step 4: Simplify right side
    3,827.44x = 11,350,634.80
  5. Step 5: Solve for x
    x = 11,350,634.80/3,827.44
  6. Step 6: Final answer
    x = 2,965.59

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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.