Home / 11,198.90-15,454.14-6,163.11

Finding the Fourth Proportional to 11,198.90, 15,454.14 and 6,163.11

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Solution

The fourth proportional to 11,198.90, 15,454.14 and 6,163.11 is: 8,504.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.90 : 15,454.14 = 6,163.11 : x
  2. Step 2: Convert to fraction form
    11,198.90/15,454.14 = 6,163.11/x
  3. Step 3: Cross multiply
    11,198.90x = 15,454.14 × 6,163.11
  4. Step 4: Simplify right side
    11,198.90x = 95,245,564.78
  5. Step 5: Solve for x
    x = 95,245,564.78/11,198.90
  6. Step 6: Final answer
    x = 8,504.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.