Home / 8,056.22-12,084.86-2,791.76

Finding the Fourth Proportional to 8,056.22, 12,084.86 and 2,791.76

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Solution

The fourth proportional to 8,056.22, 12,084.86 and 2,791.76 is: 4,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.22 : 12,084.86 = 2,791.76 : x
  2. Step 2: Convert to fraction form
    8,056.22/12,084.86 = 2,791.76/x
  3. Step 3: Cross multiply
    8,056.22x = 12,084.86 × 2,791.76
  4. Step 4: Simplify right side
    8,056.22x = 33,737,954.37
  5. Step 5: Solve for x
    x = 33,737,954.37/8,056.22
  6. Step 6: Final answer
    x = 4,187.82

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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.