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Finding the Fourth Proportional to 8,061.54, 12,092.88 and 2,218.14

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Solution

The fourth proportional to 8,061.54, 12,092.88 and 2,218.14 is: 3,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.54 : 12,092.88 = 2,218.14 : x
  2. Step 2: Convert to fraction form
    8,061.54/12,092.88 = 2,218.14/x
  3. Step 3: Cross multiply
    8,061.54x = 12,092.88 × 2,218.14
  4. Step 4: Simplify right side
    8,061.54x = 26,823,700.84
  5. Step 5: Solve for x
    x = 26,823,700.84/8,061.54
  6. Step 6: Final answer
    x = 3,327.37

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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.