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Finding the Fourth Proportional to 8,043.32, 12,064.98 and 2,199.98

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Solution

The fourth proportional to 8,043.32, 12,064.98 and 2,199.98 is: 3,299.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.32 : 12,064.98 = 2,199.98 : x
  2. Step 2: Convert to fraction form
    8,043.32/12,064.98 = 2,199.98/x
  3. Step 3: Cross multiply
    8,043.32x = 12,064.98 × 2,199.98
  4. Step 4: Simplify right side
    8,043.32x = 26,542,714.70
  5. Step 5: Solve for x
    x = 26,542,714.70/8,043.32
  6. Step 6: Final answer
    x = 3,299.97

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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.