Home / 8,816.29-13,224.78-3,884.81

Finding the Fourth Proportional to 8,816.29, 13,224.78 and 3,884.81

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Solution

The fourth proportional to 8,816.29, 13,224.78 and 3,884.81 is: 5,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.29 : 13,224.78 = 3,884.81 : x
  2. Step 2: Convert to fraction form
    8,816.29/13,224.78 = 3,884.81/x
  3. Step 3: Cross multiply
    8,816.29x = 13,224.78 × 3,884.81
  4. Step 4: Simplify right side
    8,816.29x = 51,375,691.47
  5. Step 5: Solve for x
    x = 51,375,691.47/8,816.29
  6. Step 6: Final answer
    x = 5,827.36

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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.