Home / 2,127.26-2,935.94-1,531.73

Finding the Fourth Proportional to 2,127.26, 2,935.94 and 1,531.73

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Solution

The fourth proportional to 2,127.26, 2,935.94 and 1,531.73 is: 2,114.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.26 : 2,935.94 = 1,531.73 : x
  2. Step 2: Convert to fraction form
    2,127.26/2,935.94 = 1,531.73/x
  3. Step 3: Cross multiply
    2,127.26x = 2,935.94 × 1,531.73
  4. Step 4: Simplify right side
    2,127.26x = 4,497,067.54
  5. Step 5: Solve for x
    x = 4,497,067.54/2,127.26
  6. Step 6: Final answer
    x = 2,114.02

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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.