Home / 11,933.26-16,467.81-6,628.07

Finding the Fourth Proportional to 11,933.26, 16,467.81 and 6,628.07

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Solution

The fourth proportional to 11,933.26, 16,467.81 and 6,628.07 is: 9,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.26 : 16,467.81 = 6,628.07 : x
  2. Step 2: Convert to fraction form
    11,933.26/16,467.81 = 6,628.07/x
  3. Step 3: Cross multiply
    11,933.26x = 16,467.81 × 6,628.07
  4. Step 4: Simplify right side
    11,933.26x = 109,149,797.43
  5. Step 5: Solve for x
    x = 109,149,797.43/11,933.26
  6. Step 6: Final answer
    x = 9,146.69

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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.