Home / 3,194.22-4,408.14-1,777.98

Finding the Fourth Proportional to 3,194.22, 4,408.14 and 1,777.98

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Solution

The fourth proportional to 3,194.22, 4,408.14 and 1,777.98 is: 2,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.22 : 4,408.14 = 1,777.98 : x
  2. Step 2: Convert to fraction form
    3,194.22/4,408.14 = 1,777.98/x
  3. Step 3: Cross multiply
    3,194.22x = 4,408.14 × 1,777.98
  4. Step 4: Simplify right side
    3,194.22x = 7,837,584.76
  5. Step 5: Solve for x
    x = 7,837,584.76/3,194.22
  6. Step 6: Final answer
    x = 2,453.68

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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.