Home / 2,354.49-3,249.96-2,105.37

Finding the Fourth Proportional to 2,354.49, 3,249.96 and 2,105.37

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Solution

The fourth proportional to 2,354.49, 3,249.96 and 2,105.37 is: 2,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.49 : 3,249.96 = 2,105.37 : x
  2. Step 2: Convert to fraction form
    2,354.49/3,249.96 = 2,105.37/x
  3. Step 3: Cross multiply
    2,354.49x = 3,249.96 × 2,105.37
  4. Step 4: Simplify right side
    2,354.49x = 6,842,368.29
  5. Step 5: Solve for x
    x = 6,842,368.29/2,354.49
  6. Step 6: Final answer
    x = 2,906.09

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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.