Home / 3,058.20-4,221.33-2,035.89

Finding the Fourth Proportional to 3,058.20, 4,221.33 and 2,035.89

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Solution

The fourth proportional to 3,058.20, 4,221.33 and 2,035.89 is: 2,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.20 : 4,221.33 = 2,035.89 : x
  2. Step 2: Convert to fraction form
    3,058.20/4,221.33 = 2,035.89/x
  3. Step 3: Cross multiply
    3,058.20x = 4,221.33 × 2,035.89
  4. Step 4: Simplify right side
    3,058.20x = 8,594,163.53
  5. Step 5: Solve for x
    x = 8,594,163.53/3,058.20
  6. Step 6: Final answer
    x = 2,810.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.