Home / 3,964.60-5,473.68-2,548.88

Finding the Fourth Proportional to 3,964.60, 5,473.68 and 2,548.88

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Solution

The fourth proportional to 3,964.60, 5,473.68 and 2,548.88 is: 3,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.60 : 5,473.68 = 2,548.88 : x
  2. Step 2: Convert to fraction form
    3,964.60/5,473.68 = 2,548.88/x
  3. Step 3: Cross multiply
    3,964.60x = 5,473.68 × 2,548.88
  4. Step 4: Simplify right side
    3,964.60x = 13,951,753.48
  5. Step 5: Solve for x
    x = 13,951,753.48/3,964.60
  6. Step 6: Final answer
    x = 3,519.08

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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.