Home / 11,805.28-17,711.52-4,014.88

Finding the Fourth Proportional to 11,805.28, 17,711.52 and 4,014.88

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Solution

The fourth proportional to 11,805.28, 17,711.52 and 4,014.88 is: 6,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.28 : 17,711.52 = 4,014.88 : x
  2. Step 2: Convert to fraction form
    11,805.28/17,711.52 = 4,014.88/x
  3. Step 3: Cross multiply
    11,805.28x = 17,711.52 × 4,014.88
  4. Step 4: Simplify right side
    11,805.28x = 71,109,627.42
  5. Step 5: Solve for x
    x = 71,109,627.42/11,805.28
  6. Step 6: Final answer
    x = 6,023.54

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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.