Home / 2,893.20-3,994.14-2,228.59

Finding the Fourth Proportional to 2,893.20, 3,994.14 and 2,228.59

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Solution

The fourth proportional to 2,893.20, 3,994.14 and 2,228.59 is: 3,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.20 : 3,994.14 = 2,228.59 : x
  2. Step 2: Convert to fraction form
    2,893.20/3,994.14 = 2,228.59/x
  3. Step 3: Cross multiply
    2,893.20x = 3,994.14 × 2,228.59
  4. Step 4: Simplify right side
    2,893.20x = 8,901,300.46
  5. Step 5: Solve for x
    x = 8,901,300.46/2,893.20
  6. Step 6: Final answer
    x = 3,076.63

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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.