Home / 5,693.82-7,857.48-3,175.86

Finding the Fourth Proportional to 5,693.82, 7,857.48 and 3,175.86

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Solution

The fourth proportional to 5,693.82, 7,857.48 and 3,175.86 is: 4,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.82 : 7,857.48 = 3,175.86 : x
  2. Step 2: Convert to fraction form
    5,693.82/7,857.48 = 3,175.86/x
  3. Step 3: Cross multiply
    5,693.82x = 7,857.48 × 3,175.86
  4. Step 4: Simplify right side
    5,693.82x = 24,954,268.14
  5. Step 5: Solve for x
    x = 24,954,268.14/5,693.82
  6. Step 6: Final answer
    x = 4,382.70

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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.