Home / 4,247.09-6,358.82-2,162.61

Finding the Fourth Proportional to 4,247.09, 6,358.82 and 2,162.61

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Solution

The fourth proportional to 4,247.09, 6,358.82 and 2,162.61 is: 3,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.09 : 6,358.82 = 2,162.61 : x
  2. Step 2: Convert to fraction form
    4,247.09/6,358.82 = 2,162.61/x
  3. Step 3: Cross multiply
    4,247.09x = 6,358.82 × 2,162.61
  4. Step 4: Simplify right side
    4,247.09x = 13,751,636.91
  5. Step 5: Solve for x
    x = 13,751,636.91/4,247.09
  6. Step 6: Final answer
    x = 3,237.90

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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.