Home / 3,917.75-5,404.77-2,344.93

Finding the Fourth Proportional to 3,917.75, 5,404.77 and 2,344.93

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Solution

The fourth proportional to 3,917.75, 5,404.77 and 2,344.93 is: 3,234.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,917.75 : 5,404.77 = 2,344.93 : x
  2. Step 2: Convert to fraction form
    3,917.75/5,404.77 = 2,344.93/x
  3. Step 3: Cross multiply
    3,917.75x = 5,404.77 × 2,344.93
  4. Step 4: Simplify right side
    3,917.75x = 12,673,793.80
  5. Step 5: Solve for x
    x = 12,673,793.80/3,917.75
  6. Step 6: Final answer
    x = 3,234.97

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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.