Home / 4,233.45-5,843.40-2,819.19

Finding the Fourth Proportional to 4,233.45, 5,843.40 and 2,819.19

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Solution

The fourth proportional to 4,233.45, 5,843.40 and 2,819.19 is: 3,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.45 : 5,843.40 = 2,819.19 : x
  2. Step 2: Convert to fraction form
    4,233.45/5,843.40 = 2,819.19/x
  3. Step 3: Cross multiply
    4,233.45x = 5,843.40 × 2,819.19
  4. Step 4: Simplify right side
    4,233.45x = 16,473,654.85
  5. Step 5: Solve for x
    x = 16,473,654.85/4,233.45
  6. Step 6: Final answer
    x = 3,891.31

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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.