Home / 10,711.11-16,067.34-3,314.95

Finding the Fourth Proportional to 10,711.11, 16,067.34 and 3,314.95

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Solution

The fourth proportional to 10,711.11, 16,067.34 and 3,314.95 is: 4,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.11 : 16,067.34 = 3,314.95 : x
  2. Step 2: Convert to fraction form
    10,711.11/16,067.34 = 3,314.95/x
  3. Step 3: Cross multiply
    10,711.11x = 16,067.34 × 3,314.95
  4. Step 4: Simplify right side
    10,711.11x = 53,262,370.87
  5. Step 5: Solve for x
    x = 53,262,370.87/10,711.11
  6. Step 6: Final answer
    x = 4,972.63

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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.