Home / 8,816.73-13,224.43-4,137.79

Finding the Fourth Proportional to 8,816.73, 13,224.43 and 4,137.79

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Solution

The fourth proportional to 8,816.73, 13,224.43 and 4,137.79 is: 6,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.73 : 13,224.43 = 4,137.79 : x
  2. Step 2: Convert to fraction form
    8,816.73/13,224.43 = 4,137.79/x
  3. Step 3: Cross multiply
    8,816.73x = 13,224.43 × 4,137.79
  4. Step 4: Simplify right side
    8,816.73x = 54,719,914.21
  5. Step 5: Solve for x
    x = 54,719,914.21/8,816.73
  6. Step 6: Final answer
    x = 6,206.37

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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.