Home / 11,249.60-15,524.03-6,213.71

Finding the Fourth Proportional to 11,249.60, 15,524.03 and 6,213.71

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Solution

The fourth proportional to 11,249.60, 15,524.03 and 6,213.71 is: 8,574.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.60 : 15,524.03 = 6,213.71 : x
  2. Step 2: Convert to fraction form
    11,249.60/15,524.03 = 6,213.71/x
  3. Step 3: Cross multiply
    11,249.60x = 15,524.03 × 6,213.71
  4. Step 4: Simplify right side
    11,249.60x = 96,461,820.45
  5. Step 5: Solve for x
    x = 96,461,820.45/11,249.60
  6. Step 6: Final answer
    x = 8,574.69

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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.