Home / 7,896.22-11,835.82-4,194.72

Finding the Fourth Proportional to 7,896.22, 11,835.82 and 4,194.72

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Solution

The fourth proportional to 7,896.22, 11,835.82 and 4,194.72 is: 6,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.22 : 11,835.82 = 4,194.72 : x
  2. Step 2: Convert to fraction form
    7,896.22/11,835.82 = 4,194.72/x
  3. Step 3: Cross multiply
    7,896.22x = 11,835.82 × 4,194.72
  4. Step 4: Simplify right side
    7,896.22x = 49,647,956.11
  5. Step 5: Solve for x
    x = 49,647,956.11/7,896.22
  6. Step 6: Final answer
    x = 6,287.56

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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.