Home / 3,796.15-5,241.30-2,380.41

Finding the Fourth Proportional to 3,796.15, 5,241.30 and 2,380.41

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Solution

The fourth proportional to 3,796.15, 5,241.30 and 2,380.41 is: 3,286.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.15 : 5,241.30 = 2,380.41 : x
  2. Step 2: Convert to fraction form
    3,796.15/5,241.30 = 2,380.41/x
  3. Step 3: Cross multiply
    3,796.15x = 5,241.30 × 2,380.41
  4. Step 4: Simplify right side
    3,796.15x = 12,476,442.93
  5. Step 5: Solve for x
    x = 12,476,442.93/3,796.15
  6. Step 6: Final answer
    x = 3,286.60

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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.