Home / 3,398.49-5,097.87-1,449.36

Finding the Fourth Proportional to 3,398.49, 5,097.87 and 1,449.36

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Solution

The fourth proportional to 3,398.49, 5,097.87 and 1,449.36 is: 2,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.49 : 5,097.87 = 1,449.36 : x
  2. Step 2: Convert to fraction form
    3,398.49/5,097.87 = 1,449.36/x
  3. Step 3: Cross multiply
    3,398.49x = 5,097.87 × 1,449.36
  4. Step 4: Simplify right side
    3,398.49x = 7,388,648.86
  5. Step 5: Solve for x
    x = 7,388,648.86/3,398.49
  6. Step 6: Final answer
    x = 2,174.10

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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.