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Finding the Fourth Proportional to 7,965.27, 11,912.94 and 7,093.89

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Solution

The fourth proportional to 7,965.27, 11,912.94 and 7,093.89 is: 10,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.27 : 11,912.94 = 7,093.89 : x
  2. Step 2: Convert to fraction form
    7,965.27/11,912.94 = 7,093.89/x
  3. Step 3: Cross multiply
    7,965.27x = 11,912.94 × 7,093.89
  4. Step 4: Simplify right side
    7,965.27x = 84,509,085.94
  5. Step 5: Solve for x
    x = 84,509,085.94/7,965.27
  6. Step 6: Final answer
    x = 10,609.70

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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.