Home / 3,846.37-5,307.39-2,167.69

Finding the Fourth Proportional to 3,846.37, 5,307.39 and 2,167.69

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Solution

The fourth proportional to 3,846.37, 5,307.39 and 2,167.69 is: 2,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.37 : 5,307.39 = 2,167.69 : x
  2. Step 2: Convert to fraction form
    3,846.37/5,307.39 = 2,167.69/x
  3. Step 3: Cross multiply
    3,846.37x = 5,307.39 × 2,167.69
  4. Step 4: Simplify right side
    3,846.37x = 11,504,776.23
  5. Step 5: Solve for x
    x = 11,504,776.23/3,846.37
  6. Step 6: Final answer
    x = 2,991.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.