Home / 7,936.58-11,905.79-2,093.65

Finding the Fourth Proportional to 7,936.58, 11,905.79 and 2,093.65

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Solution

The fourth proportional to 7,936.58, 11,905.79 and 2,093.65 is: 3,140.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.58 : 11,905.79 = 2,093.65 : x
  2. Step 2: Convert to fraction form
    7,936.58/11,905.79 = 2,093.65/x
  3. Step 3: Cross multiply
    7,936.58x = 11,905.79 × 2,093.65
  4. Step 4: Simplify right side
    7,936.58x = 24,926,517.00
  5. Step 5: Solve for x
    x = 24,926,517.00/7,936.58
  6. Step 6: Final answer
    x = 3,140.71

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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.