Home / 3,936.44-5,894.12-3,083.60

Finding the Fourth Proportional to 3,936.44, 5,894.12 and 3,083.60

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Solution

The fourth proportional to 3,936.44, 5,894.12 and 3,083.60 is: 4,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.44 : 5,894.12 = 3,083.60 : x
  2. Step 2: Convert to fraction form
    3,936.44/5,894.12 = 3,083.60/x
  3. Step 3: Cross multiply
    3,936.44x = 5,894.12 × 3,083.60
  4. Step 4: Simplify right side
    3,936.44x = 18,175,108.43
  5. Step 5: Solve for x
    x = 18,175,108.43/3,936.44
  6. Step 6: Final answer
    x = 4,617.14

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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.