Home / 10,858.88-16,288.38-3,067.76

Finding the Fourth Proportional to 10,858.88, 16,288.38 and 3,067.76

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Solution

The fourth proportional to 10,858.88, 16,288.38 and 3,067.76 is: 4,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858.88 : 16,288.38 = 3,067.76 : x
  2. Step 2: Convert to fraction form
    10,858.88/16,288.38 = 3,067.76/x
  3. Step 3: Cross multiply
    10,858.88x = 16,288.38 × 3,067.76
  4. Step 4: Simplify right side
    10,858.88x = 49,968,759.19
  5. Step 5: Solve for x
    x = 49,968,759.19/10,858.88
  6. Step 6: Final answer
    x = 4,601.65

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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.