Home / 11,984.04-17,974.14-5,057.64

Finding the Fourth Proportional to 11,984.04, 17,974.14 and 5,057.64

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Solution

The fourth proportional to 11,984.04, 17,974.14 and 5,057.64 is: 7,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,984.04 : 17,974.14 = 5,057.64 : x
  2. Step 2: Convert to fraction form
    11,984.04/17,974.14 = 5,057.64/x
  3. Step 3: Cross multiply
    11,984.04x = 17,974.14 × 5,057.64
  4. Step 4: Simplify right side
    11,984.04x = 90,906,729.43
  5. Step 5: Solve for x
    x = 90,906,729.43/11,984.04
  6. Step 6: Final answer
    x = 7,585.65

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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.