Home / 4,738.82-7,107.17-2,659.76

Finding the Fourth Proportional to 4,738.82, 7,107.17 and 2,659.76

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Solution

The fourth proportional to 4,738.82, 7,107.17 and 2,659.76 is: 3,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.82 : 7,107.17 = 2,659.76 : x
  2. Step 2: Convert to fraction form
    4,738.82/7,107.17 = 2,659.76/x
  3. Step 3: Cross multiply
    4,738.82x = 7,107.17 × 2,659.76
  4. Step 4: Simplify right side
    4,738.82x = 18,903,317.64
  5. Step 5: Solve for x
    x = 18,903,317.64/4,738.82
  6. Step 6: Final answer
    x = 3,989.04

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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.