Home / 8,816.94-13,221.77-3,748.97

Finding the Fourth Proportional to 8,816.94, 13,221.77 and 3,748.97

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Solution

The fourth proportional to 8,816.94, 13,221.77 and 3,748.97 is: 5,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.94 : 13,221.77 = 3,748.97 : x
  2. Step 2: Convert to fraction form
    8,816.94/13,221.77 = 3,748.97/x
  3. Step 3: Cross multiply
    8,816.94x = 13,221.77 × 3,748.97
  4. Step 4: Simplify right side
    8,816.94x = 49,568,033.39
  5. Step 5: Solve for x
    x = 49,568,033.39/8,816.94
  6. Step 6: Final answer
    x = 5,621.91

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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.