Home / 11,591.44-15,996.18-6,286.25

Finding the Fourth Proportional to 11,591.44, 15,996.18 and 6,286.25

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Solution

The fourth proportional to 11,591.44, 15,996.18 and 6,286.25 is: 8,675.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.44 : 15,996.18 = 6,286.25 : x
  2. Step 2: Convert to fraction form
    11,591.44/15,996.18 = 6,286.25/x
  3. Step 3: Cross multiply
    11,591.44x = 15,996.18 × 6,286.25
  4. Step 4: Simplify right side
    11,591.44x = 100,555,986.53
  5. Step 5: Solve for x
    x = 100,555,986.53/11,591.44
  6. Step 6: Final answer
    x = 8,675.02

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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.