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Finding the Fourth Proportional to 7,956.98, 11,950.32 and 7,306.82

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Solution

The fourth proportional to 7,956.98, 11,950.32 and 7,306.82 is: 10,973.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.98 : 11,950.32 = 7,306.82 : x
  2. Step 2: Convert to fraction form
    7,956.98/11,950.32 = 7,306.82/x
  3. Step 3: Cross multiply
    7,956.98x = 11,950.32 × 7,306.82
  4. Step 4: Simplify right side
    7,956.98x = 87,318,837.18
  5. Step 5: Solve for x
    x = 87,318,837.18/7,956.98
  6. Step 6: Final answer
    x = 10,973.87

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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.