Home / 2,912.25-4,016.89-2,241.83

Finding the Fourth Proportional to 2,912.25, 4,016.89 and 2,241.83

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Solution

The fourth proportional to 2,912.25, 4,016.89 and 2,241.83 is: 3,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.25 : 4,016.89 = 2,241.83 : x
  2. Step 2: Convert to fraction form
    2,912.25/4,016.89 = 2,241.83/x
  3. Step 3: Cross multiply
    2,912.25x = 4,016.89 × 2,241.83
  4. Step 4: Simplify right side
    2,912.25x = 9,005,174.76
  5. Step 5: Solve for x
    x = 9,005,174.76/2,912.25
  6. Step 6: Final answer
    x = 3,092.17

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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.