Home / 2,843.12-4,257.96-1,799.48

Finding the Fourth Proportional to 2,843.12, 4,257.96 and 1,799.48

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Solution

The fourth proportional to 2,843.12, 4,257.96 and 1,799.48 is: 2,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.12 : 4,257.96 = 1,799.48 : x
  2. Step 2: Convert to fraction form
    2,843.12/4,257.96 = 1,799.48/x
  3. Step 3: Cross multiply
    2,843.12x = 4,257.96 × 1,799.48
  4. Step 4: Simplify right side
    2,843.12x = 7,662,113.86
  5. Step 5: Solve for x
    x = 7,662,113.86/2,843.12
  6. Step 6: Final answer
    x = 2,694.97

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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.