Home / 3,192.46-4,408.50-2,405.14

Finding the Fourth Proportional to 3,192.46, 4,408.50 and 2,405.14

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Solution

The fourth proportional to 3,192.46, 4,408.50 and 2,405.14 is: 3,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.46 : 4,408.50 = 2,405.14 : x
  2. Step 2: Convert to fraction form
    3,192.46/4,408.50 = 2,405.14/x
  3. Step 3: Cross multiply
    3,192.46x = 4,408.50 × 2,405.14
  4. Step 4: Simplify right side
    3,192.46x = 10,603,059.69
  5. Step 5: Solve for x
    x = 10,603,059.69/3,192.46
  6. Step 6: Final answer
    x = 3,321.28

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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.