Home / 4,819.92-6,645.96-3,933

Finding the Fourth Proportional to 4,819.92, 6,645.96 and 3,933

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Solution

The fourth proportional to 4,819.92, 6,645.96 and 3,933 is: 5,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.92 : 6,645.96 = 3,933 : x
  2. Step 2: Convert to fraction form
    4,819.92/6,645.96 = 3,933/x
  3. Step 3: Cross multiply
    4,819.92x = 6,645.96 × 3,933
  4. Step 4: Simplify right side
    4,819.92x = 26,138,560.68
  5. Step 5: Solve for x
    x = 26,138,560.68/4,819.92
  6. Step 6: Final answer
    x = 5,423.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.