Home / 3,663.31-5,481.23-2,177.11

Finding the Fourth Proportional to 3,663.31, 5,481.23 and 2,177.11

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Solution

The fourth proportional to 3,663.31, 5,481.23 and 2,177.11 is: 3,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.31 : 5,481.23 = 2,177.11 : x
  2. Step 2: Convert to fraction form
    3,663.31/5,481.23 = 2,177.11/x
  3. Step 3: Cross multiply
    3,663.31x = 5,481.23 × 2,177.11
  4. Step 4: Simplify right side
    3,663.31x = 11,933,213.24
  5. Step 5: Solve for x
    x = 11,933,213.24/3,663.31
  6. Step 6: Final answer
    x = 3,257.50

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1.5x scale

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.