Home / 6,278.22-8,665.23-3,625.27

Finding the Fourth Proportional to 6,278.22, 8,665.23 and 3,625.27

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Solution

The fourth proportional to 6,278.22, 8,665.23 and 3,625.27 is: 5,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.22 : 8,665.23 = 3,625.27 : x
  2. Step 2: Convert to fraction form
    6,278.22/8,665.23 = 3,625.27/x
  3. Step 3: Cross multiply
    6,278.22x = 8,665.23 × 3,625.27
  4. Step 4: Simplify right side
    6,278.22x = 31,413,786.15
  5. Step 5: Solve for x
    x = 31,413,786.15/6,278.22
  6. Step 6: Final answer
    x = 5,003.61

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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.