Home / 4,819.91-7,229.73-1,533.20

Finding the Fourth Proportional to 4,819.91, 7,229.73 and 1,533.20

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Solution

The fourth proportional to 4,819.91, 7,229.73 and 1,533.20 is: 2,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.91 : 7,229.73 = 1,533.20 : x
  2. Step 2: Convert to fraction form
    4,819.91/7,229.73 = 1,533.20/x
  3. Step 3: Cross multiply
    4,819.91x = 7,229.73 × 1,533.20
  4. Step 4: Simplify right side
    4,819.91x = 11,084,622.04
  5. Step 5: Solve for x
    x = 11,084,622.04/4,819.91
  6. Step 6: Final answer
    x = 2,299.76

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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.