Home / 3,178.94-4,768.41-2,593.31

Finding the Fourth Proportional to 3,178.94, 4,768.41 and 2,593.31

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Solution

The fourth proportional to 3,178.94, 4,768.41 and 2,593.31 is: 3,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178.94 : 4,768.41 = 2,593.31 : x
  2. Step 2: Convert to fraction form
    3,178.94/4,768.41 = 2,593.31/x
  3. Step 3: Cross multiply
    3,178.94x = 4,768.41 × 2,593.31
  4. Step 4: Simplify right side
    3,178.94x = 12,365,965.34
  5. Step 5: Solve for x
    x = 12,365,965.34/3,178.94
  6. Step 6: Final answer
    x = 3,889.97

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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.