Home / 2,581.85-3,562.97-1,402.94

Finding the Fourth Proportional to 2,581.85, 3,562.97 and 1,402.94

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Solution

The fourth proportional to 2,581.85, 3,562.97 and 1,402.94 is: 1,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.85 : 3,562.97 = 1,402.94 : x
  2. Step 2: Convert to fraction form
    2,581.85/3,562.97 = 1,402.94/x
  3. Step 3: Cross multiply
    2,581.85x = 3,562.97 × 1,402.94
  4. Step 4: Simplify right side
    2,581.85x = 4,998,608.30
  5. Step 5: Solve for x
    x = 4,998,608.30/2,581.85
  6. Step 6: Final answer
    x = 1,936.06

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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.