Home / 11,146.88-16,716.44-3,247.26

Finding the Fourth Proportional to 11,146.88, 16,716.44 and 3,247.26

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Solution

The fourth proportional to 11,146.88, 16,716.44 and 3,247.26 is: 4,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146.88 : 16,716.44 = 3,247.26 : x
  2. Step 2: Convert to fraction form
    11,146.88/16,716.44 = 3,247.26/x
  3. Step 3: Cross multiply
    11,146.88x = 16,716.44 × 3,247.26
  4. Step 4: Simplify right side
    11,146.88x = 54,282,610.72
  5. Step 5: Solve for x
    x = 54,282,610.72/11,146.88
  6. Step 6: Final answer
    x = 4,869.76

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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.