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Finding the Fourth Proportional to 9,252.88, 13,879.31 and 3,096.88

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Solution

The fourth proportional to 9,252.88, 13,879.31 and 3,096.88 is: 4,645.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,252.88 : 13,879.31 = 3,096.88 : x
  2. Step 2: Convert to fraction form
    9,252.88/13,879.31 = 3,096.88/x
  3. Step 3: Cross multiply
    9,252.88x = 13,879.31 × 3,096.88
  4. Step 4: Simplify right side
    9,252.88x = 42,982,557.55
  5. Step 5: Solve for x
    x = 42,982,557.55/9,252.88
  6. Step 6: Final answer
    x = 4,645.32

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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.