Home / 3,110.22-4,662.90-2,982.42

Finding the Fourth Proportional to 3,110.22, 4,662.90 and 2,982.42

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Solution

The fourth proportional to 3,110.22, 4,662.90 and 2,982.42 is: 4,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.22 : 4,662.90 = 2,982.42 : x
  2. Step 2: Convert to fraction form
    3,110.22/4,662.90 = 2,982.42/x
  3. Step 3: Cross multiply
    3,110.22x = 4,662.90 × 2,982.42
  4. Step 4: Simplify right side
    3,110.22x = 13,906,726.22
  5. Step 5: Solve for x
    x = 13,906,726.22/3,110.22
  6. Step 6: Final answer
    x = 4,471.30

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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.