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Finding the Fourth Proportional to 8,227.58, 12,341.36 and 7,736.11

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Solution

The fourth proportional to 8,227.58, 12,341.36 and 7,736.11 is: 11,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.58 : 12,341.36 = 7,736.11 : x
  2. Step 2: Convert to fraction form
    8,227.58/12,341.36 = 7,736.11/x
  3. Step 3: Cross multiply
    8,227.58x = 12,341.36 × 7,736.11
  4. Step 4: Simplify right side
    8,227.58x = 95,474,107.00
  5. Step 5: Solve for x
    x = 95,474,107.00/8,227.58
  6. Step 6: Final answer
    x = 11,604.16

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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.