Home / 8,227.67-11,355.78-6,234.72

Finding the Fourth Proportional to 8,227.67, 11,355.78 and 6,234.72

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Solution

The fourth proportional to 8,227.67, 11,355.78 and 6,234.72 is: 8,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.67 : 11,355.78 = 6,234.72 : x
  2. Step 2: Convert to fraction form
    8,227.67/11,355.78 = 6,234.72/x
  3. Step 3: Cross multiply
    8,227.67x = 11,355.78 × 6,234.72
  4. Step 4: Simplify right side
    8,227.67x = 70,800,108.68
  5. Step 5: Solve for x
    x = 70,800,108.68/8,227.67
  6. Step 6: Final answer
    x = 8,605.13

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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.