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Finding the Fourth Proportional to 6,627.96, 9,935.46 and 2,735.64

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Solution

The fourth proportional to 6,627.96, 9,935.46 and 2,735.64 is: 4,100.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.96 : 9,935.46 = 2,735.64 : x
  2. Step 2: Convert to fraction form
    6,627.96/9,935.46 = 2,735.64/x
  3. Step 3: Cross multiply
    6,627.96x = 9,935.46 × 2,735.64
  4. Step 4: Simplify right side
    6,627.96x = 27,179,841.79
  5. Step 5: Solve for x
    x = 27,179,841.79/6,627.96
  6. Step 6: Final answer
    x = 4,100.79

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1.5x scale

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.