Home / 2,399.08-3,310.82-1,351.08

Finding the Fourth Proportional to 2,399.08, 3,310.82 and 1,351.08

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Solution

The fourth proportional to 2,399.08, 3,310.82 and 1,351.08 is: 1,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.08 : 3,310.82 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    2,399.08/3,310.82 = 1,351.08/x
  3. Step 3: Cross multiply
    2,399.08x = 3,310.82 × 1,351.08
  4. Step 4: Simplify right side
    2,399.08x = 4,473,182.69
  5. Step 5: Solve for x
    x = 4,473,182.69/2,399.08
  6. Step 6: Final answer
    x = 1,864.54

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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.