Home / 11,894.18-17,837.71-3,571.97

Finding the Fourth Proportional to 11,894.18, 17,837.71 and 3,571.97

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Solution

The fourth proportional to 11,894.18, 17,837.71 and 3,571.97 is: 5,356.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,894.18 : 17,837.71 = 3,571.97 : x
  2. Step 2: Convert to fraction form
    11,894.18/17,837.71 = 3,571.97/x
  3. Step 3: Cross multiply
    11,894.18x = 17,837.71 × 3,571.97
  4. Step 4: Simplify right side
    11,894.18x = 63,715,666.87
  5. Step 5: Solve for x
    x = 63,715,666.87/11,894.18
  6. Step 6: Final answer
    x = 5,356.88

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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.