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Finding the Fourth Proportional to 6,544.56, 9,818.46 and 3,081

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Solution

The fourth proportional to 6,544.56, 9,818.46 and 3,081 is: 4,622.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.56 : 9,818.46 = 3,081 : x
  2. Step 2: Convert to fraction form
    6,544.56/9,818.46 = 3,081/x
  3. Step 3: Cross multiply
    6,544.56x = 9,818.46 × 3,081
  4. Step 4: Simplify right side
    6,544.56x = 30,250,675.26
  5. Step 5: Solve for x
    x = 30,250,675.26/6,544.56
  6. Step 6: Final answer
    x = 4,622.26

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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.