Home / 8,481.43-12,722.75-2,241.37

Finding the Fourth Proportional to 8,481.43, 12,722.75 and 2,241.37

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Solution

The fourth proportional to 8,481.43, 12,722.75 and 2,241.37 is: 3,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.43 : 12,722.75 = 2,241.37 : x
  2. Step 2: Convert to fraction form
    8,481.43/12,722.75 = 2,241.37/x
  3. Step 3: Cross multiply
    8,481.43x = 12,722.75 × 2,241.37
  4. Step 4: Simplify right side
    8,481.43x = 28,516,390.17
  5. Step 5: Solve for x
    x = 28,516,390.17/8,481.43
  6. Step 6: Final answer
    x = 3,362.21

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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.