Home / 11,067.13-16,601.21-3,170.81

Finding the Fourth Proportional to 11,067.13, 16,601.21 and 3,170.81

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Solution

The fourth proportional to 11,067.13, 16,601.21 and 3,170.81 is: 4,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.13 : 16,601.21 = 3,170.81 : x
  2. Step 2: Convert to fraction form
    11,067.13/16,601.21 = 3,170.81/x
  3. Step 3: Cross multiply
    11,067.13x = 16,601.21 × 3,170.81
  4. Step 4: Simplify right side
    11,067.13x = 52,639,252.41
  5. Step 5: Solve for x
    x = 52,639,252.41/11,067.13
  6. Step 6: Final answer
    x = 4,756.36

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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.