Home / 6,330-8,738.16-3,812.48

Finding the Fourth Proportional to 6,330, 8,738.16 and 3,812.48

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Solution

The fourth proportional to 6,330, 8,738.16 and 3,812.48 is: 5,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330 : 8,738.16 = 3,812.48 : x
  2. Step 2: Convert to fraction form
    6,330/8,738.16 = 3,812.48/x
  3. Step 3: Cross multiply
    6,330x = 8,738.16 × 3,812.48
  4. Step 4: Simplify right side
    6,330x = 33,314,060.24
  5. Step 5: Solve for x
    x = 33,314,060.24/6,330
  6. Step 6: Final answer
    x = 5,262.88

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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.