Home / 11,167.28-16,750.37-4,148.66

Finding the Fourth Proportional to 11,167.28, 16,750.37 and 4,148.66

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Solution

The fourth proportional to 11,167.28, 16,750.37 and 4,148.66 is: 6,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.28 : 16,750.37 = 4,148.66 : x
  2. Step 2: Convert to fraction form
    11,167.28/16,750.37 = 4,148.66/x
  3. Step 3: Cross multiply
    11,167.28x = 16,750.37 × 4,148.66
  4. Step 4: Simplify right side
    11,167.28x = 69,491,590.00
  5. Step 5: Solve for x
    x = 69,491,590.00/11,167.28
  6. Step 6: Final answer
    x = 6,222.79

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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.