Home / 3,194.83-4,408.60-1,778.41

Finding the Fourth Proportional to 3,194.83, 4,408.60 and 1,778.41

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Solution

The fourth proportional to 3,194.83, 4,408.60 and 1,778.41 is: 2,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.83 : 4,408.60 = 1,778.41 : x
  2. Step 2: Convert to fraction form
    3,194.83/4,408.60 = 1,778.41/x
  3. Step 3: Cross multiply
    3,194.83x = 4,408.60 × 1,778.41
  4. Step 4: Simplify right side
    3,194.83x = 7,840,298.33
  5. Step 5: Solve for x
    x = 7,840,298.33/3,194.83
  6. Step 6: Final answer
    x = 2,454.06

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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.