Home / 7,932.06-11,885.74-2,999.02

Finding the Fourth Proportional to 7,932.06, 11,885.74 and 2,999.02

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Solution

The fourth proportional to 7,932.06, 11,885.74 and 2,999.02 is: 4,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.06 : 11,885.74 = 2,999.02 : x
  2. Step 2: Convert to fraction form
    7,932.06/11,885.74 = 2,999.02/x
  3. Step 3: Cross multiply
    7,932.06x = 11,885.74 × 2,999.02
  4. Step 4: Simplify right side
    7,932.06x = 35,645,571.97
  5. Step 5: Solve for x
    x = 35,645,571.97/7,932.06
  6. Step 6: Final answer
    x = 4,493.86

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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.