Home / 3,481.71-4,803.62-1,969.03

Finding the Fourth Proportional to 3,481.71, 4,803.62 and 1,969.03

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Solution

The fourth proportional to 3,481.71, 4,803.62 and 1,969.03 is: 2,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.71 : 4,803.62 = 1,969.03 : x
  2. Step 2: Convert to fraction form
    3,481.71/4,803.62 = 1,969.03/x
  3. Step 3: Cross multiply
    3,481.71x = 4,803.62 × 1,969.03
  4. Step 4: Simplify right side
    3,481.71x = 9,458,462.04
  5. Step 5: Solve for x
    x = 9,458,462.04/3,481.71
  6. Step 6: Final answer
    x = 2,716.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.