Home / 11,481.14-17,205.26-6,540.57

Finding the Fourth Proportional to 11,481.14, 17,205.26 and 6,540.57

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Solution

The fourth proportional to 11,481.14, 17,205.26 and 6,540.57 is: 9,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.14 : 17,205.26 = 6,540.57 : x
  2. Step 2: Convert to fraction form
    11,481.14/17,205.26 = 6,540.57/x
  3. Step 3: Cross multiply
    11,481.14x = 17,205.26 × 6,540.57
  4. Step 4: Simplify right side
    11,481.14x = 112,532,207.40
  5. Step 5: Solve for x
    x = 112,532,207.40/11,481.14
  6. Step 6: Final answer
    x = 9,801.48

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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.