Home / 5,542.11-8,313.21-3,906

Finding the Fourth Proportional to 5,542.11, 8,313.21 and 3,906

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Solution

The fourth proportional to 5,542.11, 8,313.21 and 3,906 is: 5,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.11 : 8,313.21 = 3,906 : x
  2. Step 2: Convert to fraction form
    5,542.11/8,313.21 = 3,906/x
  3. Step 3: Cross multiply
    5,542.11x = 8,313.21 × 3,906
  4. Step 4: Simplify right side
    5,542.11x = 32,471,398.26
  5. Step 5: Solve for x
    x = 32,471,398.26/5,542.11
  6. Step 6: Final answer
    x = 5,859.03

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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.