Home / 10,179.86-15,260.07-3,249.86

Finding the Fourth Proportional to 10,179.86, 15,260.07 and 3,249.86

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Solution

The fourth proportional to 10,179.86, 15,260.07 and 3,249.86 is: 4,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.86 : 15,260.07 = 3,249.86 : x
  2. Step 2: Convert to fraction form
    10,179.86/15,260.07 = 3,249.86/x
  3. Step 3: Cross multiply
    10,179.86x = 15,260.07 × 3,249.86
  4. Step 4: Simplify right side
    10,179.86x = 49,593,091.09
  5. Step 5: Solve for x
    x = 49,593,091.09/10,179.86
  6. Step 6: Final answer
    x = 4,871.69

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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.