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Finding the Fourth Proportional to 6,119.56, 9,163.98 and 4,828.04

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Solution

The fourth proportional to 6,119.56, 9,163.98 and 4,828.04 is: 7,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.56 : 9,163.98 = 4,828.04 : x
  2. Step 2: Convert to fraction form
    6,119.56/9,163.98 = 4,828.04/x
  3. Step 3: Cross multiply
    6,119.56x = 9,163.98 × 4,828.04
  4. Step 4: Simplify right side
    6,119.56x = 44,244,062.00
  5. Step 5: Solve for x
    x = 44,244,062.00/6,119.56
  6. Step 6: Final answer
    x = 7,229.94

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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.