Home / 2,730.20-4,097.10-1,343.48

Finding the Fourth Proportional to 2,730.20, 4,097.10 and 1,343.48

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Solution

The fourth proportional to 2,730.20, 4,097.10 and 1,343.48 is: 2,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.20 : 4,097.10 = 1,343.48 : x
  2. Step 2: Convert to fraction form
    2,730.20/4,097.10 = 1,343.48/x
  3. Step 3: Cross multiply
    2,730.20x = 4,097.10 × 1,343.48
  4. Step 4: Simplify right side
    2,730.20x = 5,504,371.91
  5. Step 5: Solve for x
    x = 5,504,371.91/2,730.20
  6. Step 6: Final answer
    x = 2,016.11

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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.