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Finding the Fourth Proportional to 5,293.88, 7,939.56 and 2,008.52

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Solution

The fourth proportional to 5,293.88, 7,939.56 and 2,008.52 is: 3,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.88 : 7,939.56 = 2,008.52 : x
  2. Step 2: Convert to fraction form
    5,293.88/7,939.56 = 2,008.52/x
  3. Step 3: Cross multiply
    5,293.88x = 7,939.56 × 2,008.52
  4. Step 4: Simplify right side
    5,293.88x = 15,946,765.05
  5. Step 5: Solve for x
    x = 15,946,765.05/5,293.88
  6. Step 6: Final answer
    x = 3,012.30

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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.