Home / 8,092.08-12,136.68-2,827.80

Finding the Fourth Proportional to 8,092.08, 12,136.68 and 2,827.80

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Solution

The fourth proportional to 8,092.08, 12,136.68 and 2,827.80 is: 4,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092.08 : 12,136.68 = 2,827.80 : x
  2. Step 2: Convert to fraction form
    8,092.08/12,136.68 = 2,827.80/x
  3. Step 3: Cross multiply
    8,092.08x = 12,136.68 × 2,827.80
  4. Step 4: Simplify right side
    8,092.08x = 34,320,103.70
  5. Step 5: Solve for x
    x = 34,320,103.70/8,092.08
  6. Step 6: Final answer
    x = 4,241.20

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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.