Home / 11,627.91-17,441.70-2,862.90

Finding the Fourth Proportional to 11,627.91, 17,441.70 and 2,862.90

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Solution

The fourth proportional to 11,627.91, 17,441.70 and 2,862.90 is: 4,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.91 : 17,441.70 = 2,862.90 : x
  2. Step 2: Convert to fraction form
    11,627.91/17,441.70 = 2,862.90/x
  3. Step 3: Cross multiply
    11,627.91x = 17,441.70 × 2,862.90
  4. Step 4: Simplify right side
    11,627.91x = 49,933,842.93
  5. Step 5: Solve for x
    x = 49,933,842.93/11,627.91
  6. Step 6: Final answer
    x = 4,294.31

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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.