Home / 11,983.57-17,984.23-4,494.02

Finding the Fourth Proportional to 11,983.57, 17,984.23 and 4,494.02

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Solution

The fourth proportional to 11,983.57, 17,984.23 and 4,494.02 is: 6,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.57 : 17,984.23 = 4,494.02 : x
  2. Step 2: Convert to fraction form
    11,983.57/17,984.23 = 4,494.02/x
  3. Step 3: Cross multiply
    11,983.57x = 17,984.23 × 4,494.02
  4. Step 4: Simplify right side
    11,983.57x = 80,821,388.15
  5. Step 5: Solve for x
    x = 80,821,388.15/11,983.57
  6. Step 6: Final answer
    x = 6,744.35

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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.