Home / 5,395.92-8,091.66-2,108.54

Finding the Fourth Proportional to 5,395.92, 8,091.66 and 2,108.54

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Solution

The fourth proportional to 5,395.92, 8,091.66 and 2,108.54 is: 3,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.92 : 8,091.66 = 2,108.54 : x
  2. Step 2: Convert to fraction form
    5,395.92/8,091.66 = 2,108.54/x
  3. Step 3: Cross multiply
    5,395.92x = 8,091.66 × 2,108.54
  4. Step 4: Simplify right side
    5,395.92x = 17,061,588.78
  5. Step 5: Solve for x
    x = 17,061,588.78/5,395.92
  6. Step 6: Final answer
    x = 3,161.94

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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.