Home / 3,268.59-4,511.80-1,942.28

Finding the Fourth Proportional to 3,268.59, 4,511.80 and 1,942.28

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Solution

The fourth proportional to 3,268.59, 4,511.80 and 1,942.28 is: 2,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.59 : 4,511.80 = 1,942.28 : x
  2. Step 2: Convert to fraction form
    3,268.59/4,511.80 = 1,942.28/x
  3. Step 3: Cross multiply
    3,268.59x = 4,511.80 × 1,942.28
  4. Step 4: Simplify right side
    3,268.59x = 8,763,175.69
  5. Step 5: Solve for x
    x = 8,763,175.69/3,268.59
  6. Step 6: Final answer
    x = 2,681.03

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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.