Home / 3,225.96-4,450.49-2,106.49

Finding the Fourth Proportional to 3,225.96, 4,450.49 and 2,106.49

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Solution

The fourth proportional to 3,225.96, 4,450.49 and 2,106.49 is: 2,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.96 : 4,450.49 = 2,106.49 : x
  2. Step 2: Convert to fraction form
    3,225.96/4,450.49 = 2,106.49/x
  3. Step 3: Cross multiply
    3,225.96x = 4,450.49 × 2,106.49
  4. Step 4: Simplify right side
    3,225.96x = 9,374,912.68
  5. Step 5: Solve for x
    x = 9,374,912.68/3,225.96
  6. Step 6: Final answer
    x = 2,906.08

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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.