Home / 6,238.38-8,608.73-3,720.44

Finding the Fourth Proportional to 6,238.38, 8,608.73 and 3,720.44

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Solution

The fourth proportional to 6,238.38, 8,608.73 and 3,720.44 is: 5,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.38 : 8,608.73 = 3,720.44 : x
  2. Step 2: Convert to fraction form
    6,238.38/8,608.73 = 3,720.44/x
  3. Step 3: Cross multiply
    6,238.38x = 8,608.73 × 3,720.44
  4. Step 4: Simplify right side
    6,238.38x = 32,028,201.80
  5. Step 5: Solve for x
    x = 32,028,201.80/6,238.38
  6. Step 6: Final answer
    x = 5,134.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.