Home / 4,162.92-6,245.64-1,821.83

Finding the Fourth Proportional to 4,162.92, 6,245.64 and 1,821.83

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Solution

The fourth proportional to 4,162.92, 6,245.64 and 1,821.83 is: 2,733.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.92 : 6,245.64 = 1,821.83 : x
  2. Step 2: Convert to fraction form
    4,162.92/6,245.64 = 1,821.83/x
  3. Step 3: Cross multiply
    4,162.92x = 6,245.64 × 1,821.83
  4. Step 4: Simplify right side
    4,162.92x = 11,378,463.09
  5. Step 5: Solve for x
    x = 11,378,463.09/4,162.92
  6. Step 6: Final answer
    x = 2,733.29

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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.