Home / 11,408.96-17,115.06-3,512.14

Finding the Fourth Proportional to 11,408.96, 17,115.06 and 3,512.14

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Solution

The fourth proportional to 11,408.96, 17,115.06 and 3,512.14 is: 5,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.96 : 17,115.06 = 3,512.14 : x
  2. Step 2: Convert to fraction form
    11,408.96/17,115.06 = 3,512.14/x
  3. Step 3: Cross multiply
    11,408.96x = 17,115.06 × 3,512.14
  4. Step 4: Simplify right side
    11,408.96x = 60,110,414.42
  5. Step 5: Solve for x
    x = 60,110,414.42/11,408.96
  6. Step 6: Final answer
    x = 5,268.70

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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.