Home / 3,974.01-5,961.70-1,635.30

Finding the Fourth Proportional to 3,974.01, 5,961.70 and 1,635.30

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Solution

The fourth proportional to 3,974.01, 5,961.70 and 1,635.30 is: 2,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.01 : 5,961.70 = 1,635.30 : x
  2. Step 2: Convert to fraction form
    3,974.01/5,961.70 = 1,635.30/x
  3. Step 3: Cross multiply
    3,974.01x = 5,961.70 × 1,635.30
  4. Step 4: Simplify right side
    3,974.01x = 9,749,130.03
  5. Step 5: Solve for x
    x = 9,749,130.03/3,974.01
  6. Step 6: Final answer
    x = 2,453.23

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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.