Home / 4,083.23-6,122.34-2,231.78

Finding the Fourth Proportional to 4,083.23, 6,122.34 and 2,231.78

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Solution

The fourth proportional to 4,083.23, 6,122.34 and 2,231.78 is: 3,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.23 : 6,122.34 = 2,231.78 : x
  2. Step 2: Convert to fraction form
    4,083.23/6,122.34 = 2,231.78/x
  3. Step 3: Cross multiply
    4,083.23x = 6,122.34 × 2,231.78
  4. Step 4: Simplify right side
    4,083.23x = 13,663,685.35
  5. Step 5: Solve for x
    x = 13,663,685.35/4,083.23
  6. Step 6: Final answer
    x = 3,346.30

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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.