Home / 3,849.44-5,770.11-2,181.47

Finding the Fourth Proportional to 3,849.44, 5,770.11 and 2,181.47

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Solution

The fourth proportional to 3,849.44, 5,770.11 and 2,181.47 is: 3,269.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.44 : 5,770.11 = 2,181.47 : x
  2. Step 2: Convert to fraction form
    3,849.44/5,770.11 = 2,181.47/x
  3. Step 3: Cross multiply
    3,849.44x = 5,770.11 × 2,181.47
  4. Step 4: Simplify right side
    3,849.44x = 12,587,293.01
  5. Step 5: Solve for x
    x = 12,587,293.01/3,849.44
  6. Step 6: Final answer
    x = 3,269.91

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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.