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Finding the Fourth Proportional to 7,964.94, 11,950.65 and 7,753.26

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Solution

The fourth proportional to 7,964.94, 11,950.65 and 7,753.26 is: 11,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964.94 : 11,950.65 = 7,753.26 : x
  2. Step 2: Convert to fraction form
    7,964.94/11,950.65 = 7,753.26/x
  3. Step 3: Cross multiply
    7,964.94x = 11,950.65 × 7,753.26
  4. Step 4: Simplify right side
    7,964.94x = 92,656,496.62
  5. Step 5: Solve for x
    x = 92,656,496.62/7,964.94
  6. Step 6: Final answer
    x = 11,633.04

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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.