Home / 5,404.44-8,108.78-2,116.97

Finding the Fourth Proportional to 5,404.44, 8,108.78 and 2,116.97

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Solution

The fourth proportional to 5,404.44, 8,108.78 and 2,116.97 is: 3,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.44 : 8,108.78 = 2,116.97 : x
  2. Step 2: Convert to fraction form
    5,404.44/8,108.78 = 2,116.97/x
  3. Step 3: Cross multiply
    5,404.44x = 8,108.78 × 2,116.97
  4. Step 4: Simplify right side
    5,404.44x = 17,165,992.87
  5. Step 5: Solve for x
    x = 17,165,992.87/5,404.44
  6. Step 6: Final answer
    x = 3,176.28

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1.5x scale

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.