Home / 3,297-4,939.32-1,651.62

Finding the Fourth Proportional to 3,297, 4,939.32 and 1,651.62

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Solution

The fourth proportional to 3,297, 4,939.32 and 1,651.62 is: 2,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297 : 4,939.32 = 1,651.62 : x
  2. Step 2: Convert to fraction form
    3,297/4,939.32 = 1,651.62/x
  3. Step 3: Cross multiply
    3,297x = 4,939.32 × 1,651.62
  4. Step 4: Simplify right side
    3,297x = 8,157,879.70
  5. Step 5: Solve for x
    x = 8,157,879.70/3,297
  6. Step 6: Final answer
    x = 2,474.33

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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.