Home / 4,744.48-7,114.26-2,665.90

Finding the Fourth Proportional to 4,744.48, 7,114.26 and 2,665.90

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Solution

The fourth proportional to 4,744.48, 7,114.26 and 2,665.90 is: 3,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.48 : 7,114.26 = 2,665.90 : x
  2. Step 2: Convert to fraction form
    4,744.48/7,114.26 = 2,665.90/x
  3. Step 3: Cross multiply
    4,744.48x = 7,114.26 × 2,665.90
  4. Step 4: Simplify right side
    4,744.48x = 18,965,905.73
  5. Step 5: Solve for x
    x = 18,965,905.73/4,744.48
  6. Step 6: Final answer
    x = 3,997.47

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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.