Home / 4,181.62-5,771.37-2,854.84

Finding the Fourth Proportional to 4,181.62, 5,771.37 and 2,854.84

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Solution

The fourth proportional to 4,181.62, 5,771.37 and 2,854.84 is: 3,940.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.62 : 5,771.37 = 2,854.84 : x
  2. Step 2: Convert to fraction form
    4,181.62/5,771.37 = 2,854.84/x
  3. Step 3: Cross multiply
    4,181.62x = 5,771.37 × 2,854.84
  4. Step 4: Simplify right side
    4,181.62x = 16,476,337.93
  5. Step 5: Solve for x
    x = 16,476,337.93/4,181.62
  6. Step 6: Final answer
    x = 3,940.18

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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.