Home / 5,927.67-8,183.70-3,942.36

Finding the Fourth Proportional to 5,927.67, 8,183.70 and 3,942.36

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Solution

The fourth proportional to 5,927.67, 8,183.70 and 3,942.36 is: 5,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.67 : 8,183.70 = 3,942.36 : x
  2. Step 2: Convert to fraction form
    5,927.67/8,183.70 = 3,942.36/x
  3. Step 3: Cross multiply
    5,927.67x = 8,183.70 × 3,942.36
  4. Step 4: Simplify right side
    5,927.67x = 32,263,091.53
  5. Step 5: Solve for x
    x = 32,263,091.53/5,927.67
  6. Step 6: Final answer
    x = 5,442.79

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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.