Home / 5,906.11-8,149.82-3,637.09

Finding the Fourth Proportional to 5,906.11, 8,149.82 and 3,637.09

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Solution

The fourth proportional to 5,906.11, 8,149.82 and 3,637.09 is: 5,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.11 : 8,149.82 = 3,637.09 : x
  2. Step 2: Convert to fraction form
    5,906.11/8,149.82 = 3,637.09/x
  3. Step 3: Cross multiply
    5,906.11x = 8,149.82 × 3,637.09
  4. Step 4: Simplify right side
    5,906.11x = 29,641,628.82
  5. Step 5: Solve for x
    x = 29,641,628.82/5,906.11
  6. Step 6: Final answer
    x = 5,018.81

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1.5x scale

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.