Home / 11,249.58-15,524.45-6,213.71

Finding the Fourth Proportional to 11,249.58, 15,524.45 and 6,213.71

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Solution

The fourth proportional to 11,249.58, 15,524.45 and 6,213.71 is: 8,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.58 : 15,524.45 = 6,213.71 : x
  2. Step 2: Convert to fraction form
    11,249.58/15,524.45 = 6,213.71/x
  3. Step 3: Cross multiply
    11,249.58x = 15,524.45 × 6,213.71
  4. Step 4: Simplify right side
    11,249.58x = 96,464,430.21
  5. Step 5: Solve for x
    x = 96,464,430.21/11,249.58
  6. Step 6: Final answer
    x = 8,574.94

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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.