Home / 8,724.48-13,092.26-3,177.28

Finding the Fourth Proportional to 8,724.48, 13,092.26 and 3,177.28

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Solution

The fourth proportional to 8,724.48, 13,092.26 and 3,177.28 is: 4,767.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.48 : 13,092.26 = 3,177.28 : x
  2. Step 2: Convert to fraction form
    8,724.48/13,092.26 = 3,177.28/x
  3. Step 3: Cross multiply
    8,724.48x = 13,092.26 × 3,177.28
  4. Step 4: Simplify right side
    8,724.48x = 41,597,775.85
  5. Step 5: Solve for x
    x = 41,597,775.85/8,724.48
  6. Step 6: Final answer
    x = 4,767.94

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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.