Home / 11,968.85-16,514.50-6,932.76

Finding the Fourth Proportional to 11,968.85, 16,514.50 and 6,932.76

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Solution

The fourth proportional to 11,968.85, 16,514.50 and 6,932.76 is: 9,565.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.85 : 16,514.50 = 6,932.76 : x
  2. Step 2: Convert to fraction form
    11,968.85/16,514.50 = 6,932.76/x
  3. Step 3: Cross multiply
    11,968.85x = 16,514.50 × 6,932.76
  4. Step 4: Simplify right side
    11,968.85x = 114,491,065.02
  5. Step 5: Solve for x
    x = 114,491,065.02/11,968.85
  6. Step 6: Final answer
    x = 9,565.75

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Half scale
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Double scale
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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.