Home / 11,643.73-16,067.84-6,338.43

Finding the Fourth Proportional to 11,643.73, 16,067.84 and 6,338.43

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Solution

The fourth proportional to 11,643.73, 16,067.84 and 6,338.43 is: 8,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.73 : 16,067.84 = 6,338.43 : x
  2. Step 2: Convert to fraction form
    11,643.73/16,067.84 = 6,338.43/x
  3. Step 3: Cross multiply
    11,643.73x = 16,067.84 × 6,338.43
  4. Step 4: Simplify right side
    11,643.73x = 101,844,847.40
  5. Step 5: Solve for x
    x = 101,844,847.40/11,643.73
  6. Step 6: Final answer
    x = 8,746.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.