Home / 7,966.60-11,953.11-3,586.12

Finding the Fourth Proportional to 7,966.60, 11,953.11 and 3,586.12

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Solution

The fourth proportional to 7,966.60, 11,953.11 and 3,586.12 is: 5,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.60 : 11,953.11 = 3,586.12 : x
  2. Step 2: Convert to fraction form
    7,966.60/11,953.11 = 3,586.12/x
  3. Step 3: Cross multiply
    7,966.60x = 11,953.11 × 3,586.12
  4. Step 4: Simplify right side
    7,966.60x = 42,865,286.83
  5. Step 5: Solve for x
    x = 42,865,286.83/7,966.60
  6. Step 6: Final answer
    x = 5,380.62

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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.