Home / 2,268.60-3,397.14-1,240.44

Finding the Fourth Proportional to 2,268.60, 3,397.14 and 1,240.44

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Solution

The fourth proportional to 2,268.60, 3,397.14 and 1,240.44 is: 1,857.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.60 : 3,397.14 = 1,240.44 : x
  2. Step 2: Convert to fraction form
    2,268.60/3,397.14 = 1,240.44/x
  3. Step 3: Cross multiply
    2,268.60x = 3,397.14 × 1,240.44
  4. Step 4: Simplify right side
    2,268.60x = 4,213,948.34
  5. Step 5: Solve for x
    x = 4,213,948.34/2,268.60
  6. Step 6: Final answer
    x = 1,857.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.