Home / 11,171.58-16,757.97-8,042.95

Finding the Fourth Proportional to 11,171.58, 16,757.97 and 8,042.95

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Solution

The fourth proportional to 11,171.58, 16,757.97 and 8,042.95 is: 12,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171.58 : 16,757.97 = 8,042.95 : x
  2. Step 2: Convert to fraction form
    11,171.58/16,757.97 = 8,042.95/x
  3. Step 3: Cross multiply
    11,171.58x = 16,757.97 × 8,042.95
  4. Step 4: Simplify right side
    11,171.58x = 134,783,514.81
  5. Step 5: Solve for x
    x = 134,783,514.81/11,171.58
  6. Step 6: Final answer
    x = 12,064.86

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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.