Home / 6,280.37-9,422-2,771.38

Finding the Fourth Proportional to 6,280.37, 9,422 and 2,771.38

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Solution

The fourth proportional to 6,280.37, 9,422 and 2,771.38 is: 4,157.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.37 : 9,422 = 2,771.38 : x
  2. Step 2: Convert to fraction form
    6,280.37/9,422 = 2,771.38/x
  3. Step 3: Cross multiply
    6,280.37x = 9,422 × 2,771.38
  4. Step 4: Simplify right side
    6,280.37x = 26,111,942.36
  5. Step 5: Solve for x
    x = 26,111,942.36/6,280.37
  6. Step 6: Final answer
    x = 4,157.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.