Home / 3,226.79-4,450.01-2,107.32

Finding the Fourth Proportional to 3,226.79, 4,450.01 and 2,107.32

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Solution

The fourth proportional to 3,226.79, 4,450.01 and 2,107.32 is: 2,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226.79 : 4,450.01 = 2,107.32 : x
  2. Step 2: Convert to fraction form
    3,226.79/4,450.01 = 2,107.32/x
  3. Step 3: Cross multiply
    3,226.79x = 4,450.01 × 2,107.32
  4. Step 4: Simplify right side
    3,226.79x = 9,377,585.63
  5. Step 5: Solve for x
    x = 9,377,585.63/3,226.79
  6. Step 6: Final answer
    x = 2,906.17

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Double scale
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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.