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Finding the Fourth Proportional to 7,956.56, 11,930.52 and 2,408.24

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Solution

The fourth proportional to 7,956.56, 11,930.52 and 2,408.24 is: 3,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,956.56 : 11,930.52 = 2,408.24 : x
  2. Step 2: Convert to fraction form
    7,956.56/11,930.52 = 2,408.24/x
  3. Step 3: Cross multiply
    7,956.56x = 11,930.52 × 2,408.24
  4. Step 4: Simplify right side
    7,956.56x = 28,731,555.48
  5. Step 5: Solve for x
    x = 28,731,555.48/7,956.56
  6. Step 6: Final answer
    x = 3,611.05

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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.