Home / 3,192.11-4,792.87-1,964.66

Finding the Fourth Proportional to 3,192.11, 4,792.87 and 1,964.66

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Solution

The fourth proportional to 3,192.11, 4,792.87 and 1,964.66 is: 2,949.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.11 : 4,792.87 = 1,964.66 : x
  2. Step 2: Convert to fraction form
    3,192.11/4,792.87 = 1,964.66/x
  3. Step 3: Cross multiply
    3,192.11x = 4,792.87 × 1,964.66
  4. Step 4: Simplify right side
    3,192.11x = 9,416,338.47
  5. Step 5: Solve for x
    x = 9,416,338.47/3,192.11
  6. Step 6: Final answer
    x = 2,949.88

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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.