Home / 10,630.82-15,951.70-4,786.06

Finding the Fourth Proportional to 10,630.82, 15,951.70 and 4,786.06

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Solution

The fourth proportional to 10,630.82, 15,951.70 and 4,786.06 is: 7,181.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.82 : 15,951.70 = 4,786.06 : x
  2. Step 2: Convert to fraction form
    10,630.82/15,951.70 = 4,786.06/x
  3. Step 3: Cross multiply
    10,630.82x = 15,951.70 × 4,786.06
  4. Step 4: Simplify right side
    10,630.82x = 76,345,793.30
  5. Step 5: Solve for x
    x = 76,345,793.30/10,630.82
  6. Step 6: Final answer
    x = 7,181.55

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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.