Home / 5,204.45-7,185.89-3,217.73

Finding the Fourth Proportional to 5,204.45, 7,185.89 and 3,217.73

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Solution

The fourth proportional to 5,204.45, 7,185.89 and 3,217.73 is: 4,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.45 : 7,185.89 = 3,217.73 : x
  2. Step 2: Convert to fraction form
    5,204.45/7,185.89 = 3,217.73/x
  3. Step 3: Cross multiply
    5,204.45x = 7,185.89 × 3,217.73
  4. Step 4: Simplify right side
    5,204.45x = 23,122,253.83
  5. Step 5: Solve for x
    x = 23,122,253.83/5,204.45
  6. Step 6: Final answer
    x = 4,442.79

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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.