Home / 7,998.35-11,993.76-2,731.95

Finding the Fourth Proportional to 7,998.35, 11,993.76 and 2,731.95

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Solution

The fourth proportional to 7,998.35, 11,993.76 and 2,731.95 is: 4,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.35 : 11,993.76 = 2,731.95 : x
  2. Step 2: Convert to fraction form
    7,998.35/11,993.76 = 2,731.95/x
  3. Step 3: Cross multiply
    7,998.35x = 11,993.76 × 2,731.95
  4. Step 4: Simplify right side
    7,998.35x = 32,766,352.63
  5. Step 5: Solve for x
    x = 32,766,352.63/7,998.35
  6. Step 6: Final answer
    x = 4,096.64

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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.