Home / 2,751.06-4,128.62-2,022.60

Finding the Fourth Proportional to 2,751.06, 4,128.62 and 2,022.60

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Solution

The fourth proportional to 2,751.06, 4,128.62 and 2,022.60 is: 3,035.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.06 : 4,128.62 = 2,022.60 : x
  2. Step 2: Convert to fraction form
    2,751.06/4,128.62 = 2,022.60/x
  3. Step 3: Cross multiply
    2,751.06x = 4,128.62 × 2,022.60
  4. Step 4: Simplify right side
    2,751.06x = 8,350,546.81
  5. Step 5: Solve for x
    x = 8,350,546.81/2,751.06
  6. Step 6: Final answer
    x = 3,035.39

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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.