Home / 11,936.07-17,902.74-3,171.69

Finding the Fourth Proportional to 11,936.07, 17,902.74 and 3,171.69

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Solution

The fourth proportional to 11,936.07, 17,902.74 and 3,171.69 is: 4,757.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.07 : 17,902.74 = 3,171.69 : x
  2. Step 2: Convert to fraction form
    11,936.07/17,902.74 = 3,171.69/x
  3. Step 3: Cross multiply
    11,936.07x = 17,902.74 × 3,171.69
  4. Step 4: Simplify right side
    11,936.07x = 56,781,941.43
  5. Step 5: Solve for x
    x = 56,781,941.43/11,936.07
  6. Step 6: Final answer
    x = 4,757.17

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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.