Home / 3,982.07-5,974.31-2,035.64

Finding the Fourth Proportional to 3,982.07, 5,974.31 and 2,035.64

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Solution

The fourth proportional to 3,982.07, 5,974.31 and 2,035.64 is: 3,054.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.07 : 5,974.31 = 2,035.64 : x
  2. Step 2: Convert to fraction form
    3,982.07/5,974.31 = 2,035.64/x
  3. Step 3: Cross multiply
    3,982.07x = 5,974.31 × 2,035.64
  4. Step 4: Simplify right side
    3,982.07x = 12,161,519.63
  5. Step 5: Solve for x
    x = 12,161,519.63/3,982.07
  6. Step 6: Final answer
    x = 3,054.07

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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.