Home / 4,819.82-7,227.27-2,220.50

Finding the Fourth Proportional to 4,819.82, 7,227.27 and 2,220.50

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Solution

The fourth proportional to 4,819.82, 7,227.27 and 2,220.50 is: 3,329.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.82 : 7,227.27 = 2,220.50 : x
  2. Step 2: Convert to fraction form
    4,819.82/7,227.27 = 2,220.50/x
  3. Step 3: Cross multiply
    4,819.82x = 7,227.27 × 2,220.50
  4. Step 4: Simplify right side
    4,819.82x = 16,048,153.04
  5. Step 5: Solve for x
    x = 16,048,153.04/4,819.82
  6. Step 6: Final answer
    x = 3,329.62

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1.5x scale

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.