Home / 2,675.70-4,005.45-2,022.30

Finding the Fourth Proportional to 2,675.70, 4,005.45 and 2,022.30

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Solution

The fourth proportional to 2,675.70, 4,005.45 and 2,022.30 is: 3,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.70 : 4,005.45 = 2,022.30 : x
  2. Step 2: Convert to fraction form
    2,675.70/4,005.45 = 2,022.30/x
  3. Step 3: Cross multiply
    2,675.70x = 4,005.45 × 2,022.30
  4. Step 4: Simplify right side
    2,675.70x = 8,100,221.54
  5. Step 5: Solve for x
    x = 8,100,221.54/2,675.70
  6. Step 6: Final answer
    x = 3,027.33

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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.