Home / 2,398.24-3,309.49-1,335.97

Finding the Fourth Proportional to 2,398.24, 3,309.49 and 1,335.97

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Solution

The fourth proportional to 2,398.24, 3,309.49 and 1,335.97 is: 1,843.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.24 : 3,309.49 = 1,335.97 : x
  2. Step 2: Convert to fraction form
    2,398.24/3,309.49 = 1,335.97/x
  3. Step 3: Cross multiply
    2,398.24x = 3,309.49 × 1,335.97
  4. Step 4: Simplify right side
    2,398.24x = 4,421,379.36
  5. Step 5: Solve for x
    x = 4,421,379.36/2,398.24
  6. Step 6: Final answer
    x = 1,843.59

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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.