Home / 8,055.96-12,084.48-2,791.50

Finding the Fourth Proportional to 8,055.96, 12,084.48 and 2,791.50

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Solution

The fourth proportional to 8,055.96, 12,084.48 and 2,791.50 is: 4,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055.96 : 12,084.48 = 2,791.50 : x
  2. Step 2: Convert to fraction form
    8,055.96/12,084.48 = 2,791.50/x
  3. Step 3: Cross multiply
    8,055.96x = 12,084.48 × 2,791.50
  4. Step 4: Simplify right side
    8,055.96x = 33,733,825.92
  5. Step 5: Solve for x
    x = 33,733,825.92/8,055.96
  6. Step 6: Final answer
    x = 4,187.44

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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.