Home / 2,822.85-4,235.39-2,043.83

Finding the Fourth Proportional to 2,822.85, 4,235.39 and 2,043.83

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Solution

The fourth proportional to 2,822.85, 4,235.39 and 2,043.83 is: 3,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.85 : 4,235.39 = 2,043.83 : x
  2. Step 2: Convert to fraction form
    2,822.85/4,235.39 = 2,043.83/x
  3. Step 3: Cross multiply
    2,822.85x = 4,235.39 × 2,043.83
  4. Step 4: Simplify right side
    2,822.85x = 8,656,417.14
  5. Step 5: Solve for x
    x = 8,656,417.14/2,822.85
  6. Step 6: Final answer
    x = 3,066.55

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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.