Home / 3,092.78-4,268.04-1,695.53

Finding the Fourth Proportional to 3,092.78, 4,268.04 and 1,695.53

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Solution

The fourth proportional to 3,092.78, 4,268.04 and 1,695.53 is: 2,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.78 : 4,268.04 = 1,695.53 : x
  2. Step 2: Convert to fraction form
    3,092.78/4,268.04 = 1,695.53/x
  3. Step 3: Cross multiply
    3,092.78x = 4,268.04 × 1,695.53
  4. Step 4: Simplify right side
    3,092.78x = 7,236,589.86
  5. Step 5: Solve for x
    x = 7,236,589.86/3,092.78
  6. Step 6: Final answer
    x = 2,339.83

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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.