Home / 1,841.73-2,758.54-1,427.61

Finding the Fourth Proportional to 1,841.73, 2,758.54 and 1,427.61

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Solution

The fourth proportional to 1,841.73, 2,758.54 and 1,427.61 is: 2,138.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.73 : 2,758.54 = 1,427.61 : x
  2. Step 2: Convert to fraction form
    1,841.73/2,758.54 = 1,427.61/x
  3. Step 3: Cross multiply
    1,841.73x = 2,758.54 × 1,427.61
  4. Step 4: Simplify right side
    1,841.73x = 3,938,119.29
  5. Step 5: Solve for x
    x = 3,938,119.29/1,841.73
  6. Step 6: Final answer
    x = 2,138.27

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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.