Home / 11,954.88-17,933.28-3,635.64

Finding the Fourth Proportional to 11,954.88, 17,933.28 and 3,635.64

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Solution

The fourth proportional to 11,954.88, 17,933.28 and 3,635.64 is: 5,453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,954.88 : 17,933.28 = 3,635.64 : x
  2. Step 2: Convert to fraction form
    11,954.88/17,933.28 = 3,635.64/x
  3. Step 3: Cross multiply
    11,954.88x = 17,933.28 × 3,635.64
  4. Step 4: Simplify right side
    11,954.88x = 65,198,950.10
  5. Step 5: Solve for x
    x = 65,198,950.10/11,954.88
  6. Step 6: Final answer
    x = 5,453.75

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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.