Home / 6,327.18-8,728.83-4,231.98

Finding the Fourth Proportional to 6,327.18, 8,728.83 and 4,231.98

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Solution

The fourth proportional to 6,327.18, 8,728.83 and 4,231.98 is: 5,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.18 : 8,728.83 = 4,231.98 : x
  2. Step 2: Convert to fraction form
    6,327.18/8,728.83 = 4,231.98/x
  3. Step 3: Cross multiply
    6,327.18x = 8,728.83 × 4,231.98
  4. Step 4: Simplify right side
    6,327.18x = 36,940,233.98
  5. Step 5: Solve for x
    x = 36,940,233.98/6,327.18
  6. Step 6: Final answer
    x = 5,838.34

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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.