Home / 8,334.09-12,500.73-2,791.26

Finding the Fourth Proportional to 8,334.09, 12,500.73 and 2,791.26

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Solution

The fourth proportional to 8,334.09, 12,500.73 and 2,791.26 is: 4,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.09 : 12,500.73 = 2,791.26 : x
  2. Step 2: Convert to fraction form
    8,334.09/12,500.73 = 2,791.26/x
  3. Step 3: Cross multiply
    8,334.09x = 12,500.73 × 2,791.26
  4. Step 4: Simplify right side
    8,334.09x = 34,892,787.62
  5. Step 5: Solve for x
    x = 34,892,787.62/8,334.09
  6. Step 6: Final answer
    x = 4,186.75

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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.