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Finding the Fourth Proportional to 4,968.38, 7,452.53 and 1,270.60

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Solution

The fourth proportional to 4,968.38, 7,452.53 and 1,270.60 is: 1,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968.38 : 7,452.53 = 1,270.60 : x
  2. Step 2: Convert to fraction form
    4,968.38/7,452.53 = 1,270.60/x
  3. Step 3: Cross multiply
    4,968.38x = 7,452.53 × 1,270.60
  4. Step 4: Simplify right side
    4,968.38x = 9,469,147.36
  5. Step 5: Solve for x
    x = 9,469,147.36/4,968.38
  6. Step 6: Final answer
    x = 1,905.88

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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.