Home / 11,209.56-15,469.20-6,241.56

Finding the Fourth Proportional to 11,209.56, 15,469.20 and 6,241.56

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Solution

The fourth proportional to 11,209.56, 15,469.20 and 6,241.56 is: 8,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.56 : 15,469.20 = 6,241.56 : x
  2. Step 2: Convert to fraction form
    11,209.56/15,469.20 = 6,241.56/x
  3. Step 3: Cross multiply
    11,209.56x = 15,469.20 × 6,241.56
  4. Step 4: Simplify right side
    11,209.56x = 96,551,939.95
  5. Step 5: Solve for x
    x = 96,551,939.95/11,209.56
  6. Step 6: Final answer
    x = 8,613.36

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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.