Home / 11,408.44-15,743.97-6,372.48

Finding the Fourth Proportional to 11,408.44, 15,743.97 and 6,372.48

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Solution

The fourth proportional to 11,408.44, 15,743.97 and 6,372.48 is: 8,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.44 : 15,743.97 = 6,372.48 : x
  2. Step 2: Convert to fraction form
    11,408.44/15,743.97 = 6,372.48/x
  3. Step 3: Cross multiply
    11,408.44x = 15,743.97 × 6,372.48
  4. Step 4: Simplify right side
    11,408.44x = 100,328,133.95
  5. Step 5: Solve for x
    x = 100,328,133.95/11,408.44
  6. Step 6: Final answer
    x = 8,794.20

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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.