Home / 3,712.05-5,122.44-2,033.15

Finding the Fourth Proportional to 3,712.05, 5,122.44 and 2,033.15

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Solution

The fourth proportional to 3,712.05, 5,122.44 and 2,033.15 is: 2,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.05 : 5,122.44 = 2,033.15 : x
  2. Step 2: Convert to fraction form
    3,712.05/5,122.44 = 2,033.15/x
  3. Step 3: Cross multiply
    3,712.05x = 5,122.44 × 2,033.15
  4. Step 4: Simplify right side
    3,712.05x = 10,414,692.09
  5. Step 5: Solve for x
    x = 10,414,692.09/3,712.05
  6. Step 6: Final answer
    x = 2,805.64

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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.