Home / 11,800.68-17,711.96-5,961.39

Finding the Fourth Proportional to 11,800.68, 17,711.96 and 5,961.39

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Solution

The fourth proportional to 11,800.68, 17,711.96 and 5,961.39 is: 8,947.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.68 : 17,711.96 = 5,961.39 : x
  2. Step 2: Convert to fraction form
    11,800.68/17,711.96 = 5,961.39/x
  3. Step 3: Cross multiply
    11,800.68x = 17,711.96 × 5,961.39
  4. Step 4: Simplify right side
    11,800.68x = 105,587,871.42
  5. Step 5: Solve for x
    x = 105,587,871.42/11,800.68
  6. Step 6: Final answer
    x = 8,947.61

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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.