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Finding the Fourth Proportional to 6,735.72, 10,104 and 2,055.64

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Solution

The fourth proportional to 6,735.72, 10,104 and 2,055.64 is: 3,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,735.72 : 10,104 = 2,055.64 : x
  2. Step 2: Convert to fraction form
    6,735.72/10,104 = 2,055.64/x
  3. Step 3: Cross multiply
    6,735.72x = 10,104 × 2,055.64
  4. Step 4: Simplify right side
    6,735.72x = 20,770,186.56
  5. Step 5: Solve for x
    x = 20,770,186.56/6,735.72
  6. Step 6: Final answer
    x = 3,083.59

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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.