Home / 2,208.11-3,044.21-1,892

Finding the Fourth Proportional to 2,208.11, 3,044.21 and 1,892

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Solution

The fourth proportional to 2,208.11, 3,044.21 and 1,892 is: 2,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.11 : 3,044.21 = 1,892 : x
  2. Step 2: Convert to fraction form
    2,208.11/3,044.21 = 1,892/x
  3. Step 3: Cross multiply
    2,208.11x = 3,044.21 × 1,892
  4. Step 4: Simplify right side
    2,208.11x = 5,759,635.86
  5. Step 5: Solve for x
    x = 5,759,635.86/2,208.11
  6. Step 6: Final answer
    x = 2,608.41

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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.