Home / 3,964.60-5,932.82-2,577.08

Finding the Fourth Proportional to 3,964.60, 5,932.82 and 2,577.08

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Solution

The fourth proportional to 3,964.60, 5,932.82 and 2,577.08 is: 3,856.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.60 : 5,932.82 = 2,577.08 : x
  2. Step 2: Convert to fraction form
    3,964.60/5,932.82 = 2,577.08/x
  3. Step 3: Cross multiply
    3,964.60x = 5,932.82 × 2,577.08
  4. Step 4: Simplify right side
    3,964.60x = 15,289,351.77
  5. Step 5: Solve for x
    x = 15,289,351.77/3,964.60
  6. Step 6: Final answer
    x = 3,856.47

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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.