Home / 7,982.70-11,974.04-2,436.07

Finding the Fourth Proportional to 7,982.70, 11,974.04 and 2,436.07

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Solution

The fourth proportional to 7,982.70, 11,974.04 and 2,436.07 is: 3,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,982.70 : 11,974.04 = 2,436.07 : x
  2. Step 2: Convert to fraction form
    7,982.70/11,974.04 = 2,436.07/x
  3. Step 3: Cross multiply
    7,982.70x = 11,974.04 × 2,436.07
  4. Step 4: Simplify right side
    7,982.70x = 29,169,602.80
  5. Step 5: Solve for x
    x = 29,169,602.80/7,982.70
  6. Step 6: Final answer
    x = 3,654.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.