Home / 5,539.88-7,644.96-3,181.83

Finding the Fourth Proportional to 5,539.88, 7,644.96 and 3,181.83

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Solution

The fourth proportional to 5,539.88, 7,644.96 and 3,181.83 is: 4,390.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.88 : 7,644.96 = 3,181.83 : x
  2. Step 2: Convert to fraction form
    5,539.88/7,644.96 = 3,181.83/x
  3. Step 3: Cross multiply
    5,539.88x = 7,644.96 × 3,181.83
  4. Step 4: Simplify right side
    5,539.88x = 24,324,963.08
  5. Step 5: Solve for x
    x = 24,324,963.08/5,539.88
  6. Step 6: Final answer
    x = 4,390.89

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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.