Home / 6,983.08-10,469.06-2,540.05

Finding the Fourth Proportional to 6,983.08, 10,469.06 and 2,540.05

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Solution

The fourth proportional to 6,983.08, 10,469.06 and 2,540.05 is: 3,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.08 : 10,469.06 = 2,540.05 : x
  2. Step 2: Convert to fraction form
    6,983.08/10,469.06 = 2,540.05/x
  3. Step 3: Cross multiply
    6,983.08x = 10,469.06 × 2,540.05
  4. Step 4: Simplify right side
    6,983.08x = 26,591,906.51
  5. Step 5: Solve for x
    x = 26,591,906.51/6,983.08
  6. Step 6: Final answer
    x = 3,808.05

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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.