Home / 5,456.56-8,177.99-2,332.90

Finding the Fourth Proportional to 5,456.56, 8,177.99 and 2,332.90

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Solution

The fourth proportional to 5,456.56, 8,177.99 and 2,332.90 is: 3,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.56 : 8,177.99 = 2,332.90 : x
  2. Step 2: Convert to fraction form
    5,456.56/8,177.99 = 2,332.90/x
  3. Step 3: Cross multiply
    5,456.56x = 8,177.99 × 2,332.90
  4. Step 4: Simplify right side
    5,456.56x = 19,078,398.55
  5. Step 5: Solve for x
    x = 19,078,398.55/5,456.56
  6. Step 6: Final answer
    x = 3,496.42

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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.