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Finding the Fourth Proportional to 8,304.67, 11,463.51 and 5,118.49

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Solution

The fourth proportional to 8,304.67, 11,463.51 and 5,118.49 is: 7,065.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304.67 : 11,463.51 = 5,118.49 : x
  2. Step 2: Convert to fraction form
    8,304.67/11,463.51 = 5,118.49/x
  3. Step 3: Cross multiply
    8,304.67x = 11,463.51 × 5,118.49
  4. Step 4: Simplify right side
    8,304.67x = 58,675,861.30
  5. Step 5: Solve for x
    x = 58,675,861.30/8,304.67
  6. Step 6: Final answer
    x = 7,065.41

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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.