Home / 2,949.36-4,073.73-2,206.62

Finding the Fourth Proportional to 2,949.36, 4,073.73 and 2,206.62

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Solution

The fourth proportional to 2,949.36, 4,073.73 and 2,206.62 is: 3,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.36 : 4,073.73 = 2,206.62 : x
  2. Step 2: Convert to fraction form
    2,949.36/4,073.73 = 2,206.62/x
  3. Step 3: Cross multiply
    2,949.36x = 4,073.73 × 2,206.62
  4. Step 4: Simplify right side
    2,949.36x = 8,989,174.09
  5. Step 5: Solve for x
    x = 8,989,174.09/2,949.36
  6. Step 6: Final answer
    x = 3,047.84

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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.