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Finding the Fourth Proportional to 7,326.91, 10,991.01 and 2,061.96

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Solution

The fourth proportional to 7,326.91, 10,991.01 and 2,061.96 is: 3,093.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.91 : 10,991.01 = 2,061.96 : x
  2. Step 2: Convert to fraction form
    7,326.91/10,991.01 = 2,061.96/x
  3. Step 3: Cross multiply
    7,326.91x = 10,991.01 × 2,061.96
  4. Step 4: Simplify right side
    7,326.91x = 22,663,022.98
  5. Step 5: Solve for x
    x = 22,663,022.98/7,326.91
  6. Step 6: Final answer
    x = 3,093.12

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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.