Home / 8,227.97-12,316.43-6,654.85

Finding the Fourth Proportional to 8,227.97, 12,316.43 and 6,654.85

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Solution

The fourth proportional to 8,227.97, 12,316.43 and 6,654.85 is: 9,961.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.97 : 12,316.43 = 6,654.85 : x
  2. Step 2: Convert to fraction form
    8,227.97/12,316.43 = 6,654.85/x
  3. Step 3: Cross multiply
    8,227.97x = 12,316.43 × 6,654.85
  4. Step 4: Simplify right side
    8,227.97x = 81,963,994.19
  5. Step 5: Solve for x
    x = 81,963,994.19/8,227.97
  6. Step 6: Final answer
    x = 9,961.63

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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.