Home / 2,893.27-3,994.49-2,228.84

Finding the Fourth Proportional to 2,893.27, 3,994.49 and 2,228.84

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Solution

The fourth proportional to 2,893.27, 3,994.49 and 2,228.84 is: 3,077.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.27 : 3,994.49 = 2,228.84 : x
  2. Step 2: Convert to fraction form
    2,893.27/3,994.49 = 2,228.84/x
  3. Step 3: Cross multiply
    2,893.27x = 3,994.49 × 2,228.84
  4. Step 4: Simplify right side
    2,893.27x = 8,903,067.95
  5. Step 5: Solve for x
    x = 8,903,067.95/2,893.27
  6. Step 6: Final answer
    x = 3,077.17

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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.