Home / 7,982.83-11,969.61-3,052.81

Finding the Fourth Proportional to 7,982.83, 11,969.61 and 3,052.81

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Solution

The fourth proportional to 7,982.83, 11,969.61 and 3,052.81 is: 4,577.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.83 : 11,969.61 = 3,052.81 : x
  2. Step 2: Convert to fraction form
    7,982.83/11,969.61 = 3,052.81/x
  3. Step 3: Cross multiply
    7,982.83x = 11,969.61 × 3,052.81
  4. Step 4: Simplify right side
    7,982.83x = 36,540,945.10
  5. Step 5: Solve for x
    x = 36,540,945.10/7,982.83
  6. Step 6: Final answer
    x = 4,577.44

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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.