Home / 3,769.89-5,654.88-2,049.45

Finding the Fourth Proportional to 3,769.89, 5,654.88 and 2,049.45

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Solution

The fourth proportional to 3,769.89, 5,654.88 and 2,049.45 is: 3,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.89 : 5,654.88 = 2,049.45 : x
  2. Step 2: Convert to fraction form
    3,769.89/5,654.88 = 2,049.45/x
  3. Step 3: Cross multiply
    3,769.89x = 5,654.88 × 2,049.45
  4. Step 4: Simplify right side
    3,769.89x = 11,589,393.82
  5. Step 5: Solve for x
    x = 11,589,393.82/3,769.89
  6. Step 6: Final answer
    x = 3,074.20

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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.