Home / 1,843.73-2,544.25-1,057.21

Finding the Fourth Proportional to 1,843.73, 2,544.25 and 1,057.21

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Solution

The fourth proportional to 1,843.73, 2,544.25 and 1,057.21 is: 1,458.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843.73 : 2,544.25 = 1,057.21 : x
  2. Step 2: Convert to fraction form
    1,843.73/2,544.25 = 1,057.21/x
  3. Step 3: Cross multiply
    1,843.73x = 2,544.25 × 1,057.21
  4. Step 4: Simplify right side
    1,843.73x = 2,689,801.26
  5. Step 5: Solve for x
    x = 2,689,801.26/1,843.73
  6. Step 6: Final answer
    x = 1,458.89

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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.