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Finding the Fourth Proportional to 8,305.11, 11,462.04 and 5,243.41

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Solution

The fourth proportional to 8,305.11, 11,462.04 and 5,243.41 is: 7,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.11 : 11,462.04 = 5,243.41 : x
  2. Step 2: Convert to fraction form
    8,305.11/11,462.04 = 5,243.41/x
  3. Step 3: Cross multiply
    8,305.11x = 11,462.04 × 5,243.41
  4. Step 4: Simplify right side
    8,305.11x = 60,100,226.97
  5. Step 5: Solve for x
    x = 60,100,226.97/8,305.11
  6. Step 6: Final answer
    x = 7,236.53

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Double scale
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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.