Home / 8,331.72-11,481.96-5,969.76

Finding the Fourth Proportional to 8,331.72, 11,481.96 and 5,969.76

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Solution

The fourth proportional to 8,331.72, 11,481.96 and 5,969.76 is: 8,226.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.72 : 11,481.96 = 5,969.76 : x
  2. Step 2: Convert to fraction form
    8,331.72/11,481.96 = 5,969.76/x
  3. Step 3: Cross multiply
    8,331.72x = 11,481.96 × 5,969.76
  4. Step 4: Simplify right side
    8,331.72x = 68,544,545.53
  5. Step 5: Solve for x
    x = 68,544,545.53/8,331.72
  6. Step 6: Final answer
    x = 8,226.94

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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.