Home / 8,196.50-12,294.75-2,724.50

Finding the Fourth Proportional to 8,196.50, 12,294.75 and 2,724.50

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Solution

The fourth proportional to 8,196.50, 12,294.75 and 2,724.50 is: 4,086.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.50 : 12,294.75 = 2,724.50 : x
  2. Step 2: Convert to fraction form
    8,196.50/12,294.75 = 2,724.50/x
  3. Step 3: Cross multiply
    8,196.50x = 12,294.75 × 2,724.50
  4. Step 4: Simplify right side
    8,196.50x = 33,497,046.38
  5. Step 5: Solve for x
    x = 33,497,046.38/8,196.50
  6. Step 6: Final answer
    x = 4,086.75

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Double scale
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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.