Home / 11,481.86-17,229.70-4,908.05

Finding the Fourth Proportional to 11,481.86, 17,229.70 and 4,908.05

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Solution

The fourth proportional to 11,481.86, 17,229.70 and 4,908.05 is: 7,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,481.86 : 17,229.70 = 4,908.05 : x
  2. Step 2: Convert to fraction form
    11,481.86/17,229.70 = 4,908.05/x
  3. Step 3: Cross multiply
    11,481.86x = 17,229.70 × 4,908.05
  4. Step 4: Simplify right side
    11,481.86x = 84,564,234.53
  5. Step 5: Solve for x
    x = 84,564,234.53/11,481.86
  6. Step 6: Final answer
    x = 7,365.03

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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.