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Finding the Fourth Proportional to 7,998.22, 11,998.01 and 2,733.02

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Solution

The fourth proportional to 7,998.22, 11,998.01 and 2,733.02 is: 4,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.22 : 11,998.01 = 2,733.02 : x
  2. Step 2: Convert to fraction form
    7,998.22/11,998.01 = 2,733.02/x
  3. Step 3: Cross multiply
    7,998.22x = 11,998.01 × 2,733.02
  4. Step 4: Simplify right side
    7,998.22x = 32,790,801.29
  5. Step 5: Solve for x
    x = 32,790,801.29/7,998.22
  6. Step 6: Final answer
    x = 4,099.76

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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.