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Finding the Fourth Proportional to 7,927.29, 11,891.06 and 3,767.73

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Solution

The fourth proportional to 7,927.29, 11,891.06 and 3,767.73 is: 5,651.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.29 : 11,891.06 = 3,767.73 : x
  2. Step 2: Convert to fraction form
    7,927.29/11,891.06 = 3,767.73/x
  3. Step 3: Cross multiply
    7,927.29x = 11,891.06 × 3,767.73
  4. Step 4: Simplify right side
    7,927.29x = 44,802,284.66
  5. Step 5: Solve for x
    x = 44,802,284.66/7,927.29
  6. Step 6: Final answer
    x = 5,651.65

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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.