Home / 11,198.80-15,454.08-6,162.88

Finding the Fourth Proportional to 11,198.80, 15,454.08 and 6,162.88

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Solution

The fourth proportional to 11,198.80, 15,454.08 and 6,162.88 is: 8,504.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.80 : 15,454.08 = 6,162.88 : x
  2. Step 2: Convert to fraction form
    11,198.80/15,454.08 = 6,162.88/x
  3. Step 3: Cross multiply
    11,198.80x = 15,454.08 × 6,162.88
  4. Step 4: Simplify right side
    11,198.80x = 95,241,640.55
  5. Step 5: Solve for x
    x = 95,241,640.55/11,198.80
  6. Step 6: Final answer
    x = 8,504.63

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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.