Home / 7,562.32-11,333.62-3,861.43

Finding the Fourth Proportional to 7,562.32, 11,333.62 and 3,861.43

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Solution

The fourth proportional to 7,562.32, 11,333.62 and 3,861.43 is: 5,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.32 : 11,333.62 = 3,861.43 : x
  2. Step 2: Convert to fraction form
    7,562.32/11,333.62 = 3,861.43/x
  3. Step 3: Cross multiply
    7,562.32x = 11,333.62 × 3,861.43
  4. Step 4: Simplify right side
    7,562.32x = 43,763,956.77
  5. Step 5: Solve for x
    x = 43,763,956.77/7,562.32
  6. Step 6: Final answer
    x = 5,787.11

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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.