Home / 11,177.82-16,766.19-2,858.04

Finding the Fourth Proportional to 11,177.82, 16,766.19 and 2,858.04

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Solution

The fourth proportional to 11,177.82, 16,766.19 and 2,858.04 is: 4,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.82 : 16,766.19 = 2,858.04 : x
  2. Step 2: Convert to fraction form
    11,177.82/16,766.19 = 2,858.04/x
  3. Step 3: Cross multiply
    11,177.82x = 16,766.19 × 2,858.04
  4. Step 4: Simplify right side
    11,177.82x = 47,918,441.67
  5. Step 5: Solve for x
    x = 47,918,441.67/11,177.82
  6. Step 6: Final answer
    x = 4,286.92

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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.