Home / 11,881.58-17,822.38-3,562.47

Finding the Fourth Proportional to 11,881.58, 17,822.38 and 3,562.47

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Solution

The fourth proportional to 11,881.58, 17,822.38 and 3,562.47 is: 5,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.58 : 17,822.38 = 3,562.47 : x
  2. Step 2: Convert to fraction form
    11,881.58/17,822.38 = 3,562.47/x
  3. Step 3: Cross multiply
    11,881.58x = 17,822.38 × 3,562.47
  4. Step 4: Simplify right side
    11,881.58x = 63,491,694.08
  5. Step 5: Solve for x
    x = 63,491,694.08/11,881.58
  6. Step 6: Final answer
    x = 5,343.71

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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.