Home / 11,262.86-16,902.70-4,249.79

Finding the Fourth Proportional to 11,262.86, 16,902.70 and 4,249.79

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Solution

The fourth proportional to 11,262.86, 16,902.70 and 4,249.79 is: 6,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.86 : 16,902.70 = 4,249.79 : x
  2. Step 2: Convert to fraction form
    11,262.86/16,902.70 = 4,249.79/x
  3. Step 3: Cross multiply
    11,262.86x = 16,902.70 × 4,249.79
  4. Step 4: Simplify right side
    11,262.86x = 71,832,830.30
  5. Step 5: Solve for x
    x = 71,832,830.30/11,262.86
  6. Step 6: Final answer
    x = 6,377.85

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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.