Home / 4,821.92-7,237.33-2,976.64

Finding the Fourth Proportional to 4,821.92, 7,237.33 and 2,976.64

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Solution

The fourth proportional to 4,821.92, 7,237.33 and 2,976.64 is: 4,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.92 : 7,237.33 = 2,976.64 : x
  2. Step 2: Convert to fraction form
    4,821.92/7,237.33 = 2,976.64/x
  3. Step 3: Cross multiply
    4,821.92x = 7,237.33 × 2,976.64
  4. Step 4: Simplify right side
    4,821.92x = 21,542,925.97
  5. Step 5: Solve for x
    x = 21,542,925.97/4,821.92
  6. Step 6: Final answer
    x = 4,467.71

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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.