Home / 3,081.97-4,626.60-1,351.81

Finding the Fourth Proportional to 3,081.97, 4,626.60 and 1,351.81

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Solution

The fourth proportional to 3,081.97, 4,626.60 and 1,351.81 is: 2,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.97 : 4,626.60 = 1,351.81 : x
  2. Step 2: Convert to fraction form
    3,081.97/4,626.60 = 1,351.81/x
  3. Step 3: Cross multiply
    3,081.97x = 4,626.60 × 1,351.81
  4. Step 4: Simplify right side
    3,081.97x = 6,254,284.15
  5. Step 5: Solve for x
    x = 6,254,284.15/3,081.97
  6. Step 6: Final answer
    x = 2,029.31

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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.