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Finding the Fourth Proportional to 8,064.82, 12,098.95 and 2,799.99

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Solution

The fourth proportional to 8,064.82, 12,098.95 and 2,799.99 is: 4,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.82 : 12,098.95 = 2,799.99 : x
  2. Step 2: Convert to fraction form
    8,064.82/12,098.95 = 2,799.99/x
  3. Step 3: Cross multiply
    8,064.82x = 12,098.95 × 2,799.99
  4. Step 4: Simplify right side
    8,064.82x = 33,876,939.01
  5. Step 5: Solve for x
    x = 33,876,939.01/8,064.82
  6. Step 6: Final answer
    x = 4,200.58

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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.