Home / 11,732.88-16,189.32-6,694.80

Finding the Fourth Proportional to 11,732.88, 16,189.32 and 6,694.80

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Solution

The fourth proportional to 11,732.88, 16,189.32 and 6,694.80 is: 9,237.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.88 : 16,189.32 = 6,694.80 : x
  2. Step 2: Convert to fraction form
    11,732.88/16,189.32 = 6,694.80/x
  3. Step 3: Cross multiply
    11,732.88x = 16,189.32 × 6,694.80
  4. Step 4: Simplify right side
    11,732.88x = 108,384,259.54
  5. Step 5: Solve for x
    x = 108,384,259.54/11,732.88
  6. Step 6: Final answer
    x = 9,237.65

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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.