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Finding the Fourth Proportional to 7,863.26, 11,794.50 and 2,932.51

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Solution

The fourth proportional to 7,863.26, 11,794.50 and 2,932.51 is: 4,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.26 : 11,794.50 = 2,932.51 : x
  2. Step 2: Convert to fraction form
    7,863.26/11,794.50 = 2,932.51/x
  3. Step 3: Cross multiply
    7,863.26x = 11,794.50 × 2,932.51
  4. Step 4: Simplify right side
    7,863.26x = 34,587,474.53
  5. Step 5: Solve for x
    x = 34,587,474.53/7,863.26
  6. Step 6: Final answer
    x = 4,398.62

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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.