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Finding the Fourth Proportional to 8,064.87, 12,096.38 and 2,798.91

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Solution

The fourth proportional to 8,064.87, 12,096.38 and 2,798.91 is: 4,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064.87 : 12,096.38 = 2,798.91 : x
  2. Step 2: Convert to fraction form
    8,064.87/12,096.38 = 2,798.91/x
  3. Step 3: Cross multiply
    8,064.87x = 12,096.38 × 2,798.91
  4. Step 4: Simplify right side
    8,064.87x = 33,856,664.95
  5. Step 5: Solve for x
    x = 33,856,664.95/8,064.87
  6. Step 6: Final answer
    x = 4,198.04

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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.