Home / 3,092.86-4,266.89-2,149.41

Finding the Fourth Proportional to 3,092.86, 4,266.89 and 2,149.41

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Solution

The fourth proportional to 3,092.86, 4,266.89 and 2,149.41 is: 2,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.86 : 4,266.89 = 2,149.41 : x
  2. Step 2: Convert to fraction form
    3,092.86/4,266.89 = 2,149.41/x
  3. Step 3: Cross multiply
    3,092.86x = 4,266.89 × 2,149.41
  4. Step 4: Simplify right side
    3,092.86x = 9,171,290.74
  5. Step 5: Solve for x
    x = 9,171,290.74/3,092.86
  6. Step 6: Final answer
    x = 2,965.32

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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.