Home / 11,163.26-16,757.19-6,488.54

Finding the Fourth Proportional to 11,163.26, 16,757.19 and 6,488.54

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Solution

The fourth proportional to 11,163.26, 16,757.19 and 6,488.54 is: 9,739.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,163.26 : 16,757.19 = 6,488.54 : x
  2. Step 2: Convert to fraction form
    11,163.26/16,757.19 = 6,488.54/x
  3. Step 3: Cross multiply
    11,163.26x = 16,757.19 × 6,488.54
  4. Step 4: Simplify right side
    11,163.26x = 108,729,697.60
  5. Step 5: Solve for x
    x = 108,729,697.60/11,163.26
  6. Step 6: Final answer
    x = 9,739.96

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1.5x scale

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.