Home / 11,789.46-17,679.65-5,212.04

Finding the Fourth Proportional to 11,789.46, 17,679.65 and 5,212.04

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Solution

The fourth proportional to 11,789.46, 17,679.65 and 5,212.04 is: 7,816.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.46 : 17,679.65 = 5,212.04 : x
  2. Step 2: Convert to fraction form
    11,789.46/17,679.65 = 5,212.04/x
  3. Step 3: Cross multiply
    11,789.46x = 17,679.65 × 5,212.04
  4. Step 4: Simplify right side
    11,789.46x = 92,146,928.53
  5. Step 5: Solve for x
    x = 92,146,928.53/11,789.46
  6. Step 6: Final answer
    x = 7,816.04

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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.