Home / 4,822.20-7,211.70-4,044.60

Finding the Fourth Proportional to 4,822.20, 7,211.70 and 4,044.60

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Solution

The fourth proportional to 4,822.20, 7,211.70 and 4,044.60 is: 6,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.20 : 7,211.70 = 4,044.60 : x
  2. Step 2: Convert to fraction form
    4,822.20/7,211.70 = 4,044.60/x
  3. Step 3: Cross multiply
    4,822.20x = 7,211.70 × 4,044.60
  4. Step 4: Simplify right side
    4,822.20x = 29,168,441.82
  5. Step 5: Solve for x
    x = 29,168,441.82/4,822.20
  6. Step 6: Final answer
    x = 6,048.78

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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.