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Finding the Fourth Proportional to 8,061.63, 12,092.46 and 2,218.71

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Solution

The fourth proportional to 8,061.63, 12,092.46 and 2,218.71 is: 3,328.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.63 : 12,092.46 = 2,218.71 : x
  2. Step 2: Convert to fraction form
    8,061.63/12,092.46 = 2,218.71/x
  3. Step 3: Cross multiply
    8,061.63x = 12,092.46 × 2,218.71
  4. Step 4: Simplify right side
    8,061.63x = 26,829,661.93
  5. Step 5: Solve for x
    x = 26,829,661.93/8,061.63
  6. Step 6: Final answer
    x = 3,328.07

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Similar ratio
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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.