Home / 11,512.14-17,257.29-7,340.44

Finding the Fourth Proportional to 11,512.14, 17,257.29 and 7,340.44

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Solution

The fourth proportional to 11,512.14, 17,257.29 and 7,340.44 is: 11,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.14 : 17,257.29 = 7,340.44 : x
  2. Step 2: Convert to fraction form
    11,512.14/17,257.29 = 7,340.44/x
  3. Step 3: Cross multiply
    11,512.14x = 17,257.29 × 7,340.44
  4. Step 4: Simplify right side
    11,512.14x = 126,676,101.81
  5. Step 5: Solve for x
    x = 126,676,101.81/11,512.14
  6. Step 6: Final answer
    x = 11,003.70

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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.