Home / 11,786.68-16,265.66-6,481.83

Finding the Fourth Proportional to 11,786.68, 16,265.66 and 6,481.83

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Solution

The fourth proportional to 11,786.68, 16,265.66 and 6,481.83 is: 8,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.68 : 16,265.66 = 6,481.83 : x
  2. Step 2: Convert to fraction form
    11,786.68/16,265.66 = 6,481.83/x
  3. Step 3: Cross multiply
    11,786.68x = 16,265.66 × 6,481.83
  4. Step 4: Simplify right side
    11,786.68x = 105,431,242.96
  5. Step 5: Solve for x
    x = 105,431,242.96/11,786.68
  6. Step 6: Final answer
    x = 8,944.95

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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.