Home / 11,027.25-16,540.88-2,819.25

Finding the Fourth Proportional to 11,027.25, 16,540.88 and 2,819.25

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Solution

The fourth proportional to 11,027.25, 16,540.88 and 2,819.25 is: 4,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,027.25 : 16,540.88 = 2,819.25 : x
  2. Step 2: Convert to fraction form
    11,027.25/16,540.88 = 2,819.25/x
  3. Step 3: Cross multiply
    11,027.25x = 16,540.88 × 2,819.25
  4. Step 4: Simplify right side
    11,027.25x = 46,632,861.84
  5. Step 5: Solve for x
    x = 46,632,861.84/11,027.25
  6. Step 6: Final answer
    x = 4,228.88

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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.