Home / 3,194.40-4,408.68-1,797.14

Finding the Fourth Proportional to 3,194.40, 4,408.68 and 1,797.14

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Solution

The fourth proportional to 3,194.40, 4,408.68 and 1,797.14 is: 2,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.40 : 4,408.68 = 1,797.14 : x
  2. Step 2: Convert to fraction form
    3,194.40/4,408.68 = 1,797.14/x
  3. Step 3: Cross multiply
    3,194.40x = 4,408.68 × 1,797.14
  4. Step 4: Simplify right side
    3,194.40x = 7,923,015.18
  5. Step 5: Solve for x
    x = 7,923,015.18/3,194.40
  6. Step 6: Final answer
    x = 2,480.28

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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.