Home / 2,185.04-3,273.96-1,959.20

Finding the Fourth Proportional to 2,185.04, 3,273.96 and 1,959.20

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Solution

The fourth proportional to 2,185.04, 3,273.96 and 1,959.20 is: 2,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.04 : 3,273.96 = 1,959.20 : x
  2. Step 2: Convert to fraction form
    2,185.04/3,273.96 = 1,959.20/x
  3. Step 3: Cross multiply
    2,185.04x = 3,273.96 × 1,959.20
  4. Step 4: Simplify right side
    2,185.04x = 6,414,342.43
  5. Step 5: Solve for x
    x = 6,414,342.43/2,185.04
  6. Step 6: Final answer
    x = 2,935.57

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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.