Home / 11,723-16,179.66-6,757.88

Finding the Fourth Proportional to 11,723, 16,179.66 and 6,757.88

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Solution

The fourth proportional to 11,723, 16,179.66 and 6,757.88 is: 9,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,723 : 16,179.66 = 6,757.88 : x
  2. Step 2: Convert to fraction form
    11,723/16,179.66 = 6,757.88/x
  3. Step 3: Cross multiply
    11,723x = 16,179.66 × 6,757.88
  4. Step 4: Simplify right side
    11,723x = 109,340,200.72
  5. Step 5: Solve for x
    x = 109,340,200.72/11,723
  6. Step 6: Final answer
    x = 9,326.98

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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.