Home / 2,202.83-3,039.11-1,257.94

Finding the Fourth Proportional to 2,202.83, 3,039.11 and 1,257.94

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Solution

The fourth proportional to 2,202.83, 3,039.11 and 1,257.94 is: 1,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.83 : 3,039.11 = 1,257.94 : x
  2. Step 2: Convert to fraction form
    2,202.83/3,039.11 = 1,257.94/x
  3. Step 3: Cross multiply
    2,202.83x = 3,039.11 × 1,257.94
  4. Step 4: Simplify right side
    2,202.83x = 3,823,002.84
  5. Step 5: Solve for x
    x = 3,823,002.84/2,202.83
  6. Step 6: Final answer
    x = 1,735.50

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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.