Home / 11,249.55-15,524.82-6,213.56

Finding the Fourth Proportional to 11,249.55, 15,524.82 and 6,213.56

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Solution

The fourth proportional to 11,249.55, 15,524.82 and 6,213.56 is: 8,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.55 : 15,524.82 = 6,213.56 : x
  2. Step 2: Convert to fraction form
    11,249.55/15,524.82 = 6,213.56/x
  3. Step 3: Cross multiply
    11,249.55x = 15,524.82 × 6,213.56
  4. Step 4: Simplify right side
    11,249.55x = 96,464,322.94
  5. Step 5: Solve for x
    x = 96,464,322.94/11,249.55
  6. Step 6: Final answer
    x = 8,574.95

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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.