Home / 3,450.06-5,175.25-985.24

Finding the Fourth Proportional to 3,450.06, 5,175.25 and 985.24

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Solution

The fourth proportional to 3,450.06, 5,175.25 and 985.24 is: 1,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.06 : 5,175.25 = 985.24 : x
  2. Step 2: Convert to fraction form
    3,450.06/5,175.25 = 985.24/x
  3. Step 3: Cross multiply
    3,450.06x = 5,175.25 × 985.24
  4. Step 4: Simplify right side
    3,450.06x = 5,098,863.31
  5. Step 5: Solve for x
    x = 5,098,863.31/3,450.06
  6. Step 6: Final answer
    x = 1,477.91

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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.