Home / 2,212.49-3,324.80-2,068.01

Finding the Fourth Proportional to 2,212.49, 3,324.80 and 2,068.01

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Solution

The fourth proportional to 2,212.49, 3,324.80 and 2,068.01 is: 3,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.49 : 3,324.80 = 2,068.01 : x
  2. Step 2: Convert to fraction form
    2,212.49/3,324.80 = 2,068.01/x
  3. Step 3: Cross multiply
    2,212.49x = 3,324.80 × 2,068.01
  4. Step 4: Simplify right side
    2,212.49x = 6,875,692.68
  5. Step 5: Solve for x
    x = 6,875,692.68/2,212.49
  6. Step 6: Final answer
    x = 3,107.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.