Home / 3,274.82-4,519.35-1,858.47

Finding the Fourth Proportional to 3,274.82, 4,519.35 and 1,858.47

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Solution

The fourth proportional to 3,274.82, 4,519.35 and 1,858.47 is: 2,564.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.82 : 4,519.35 = 1,858.47 : x
  2. Step 2: Convert to fraction form
    3,274.82/4,519.35 = 1,858.47/x
  3. Step 3: Cross multiply
    3,274.82x = 4,519.35 × 1,858.47
  4. Step 4: Simplify right side
    3,274.82x = 8,399,067.10
  5. Step 5: Solve for x
    x = 8,399,067.10/3,274.82
  6. Step 6: Final answer
    x = 2,564.74

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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.