Home / 3,195.06-4,790.90-1,003.20

Finding the Fourth Proportional to 3,195.06, 4,790.90 and 1,003.20

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Solution

The fourth proportional to 3,195.06, 4,790.90 and 1,003.20 is: 1,504.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.06 : 4,790.90 = 1,003.20 : x
  2. Step 2: Convert to fraction form
    3,195.06/4,790.90 = 1,003.20/x
  3. Step 3: Cross multiply
    3,195.06x = 4,790.90 × 1,003.20
  4. Step 4: Simplify right side
    3,195.06x = 4,806,230.88
  5. Step 5: Solve for x
    x = 4,806,230.88/3,195.06
  6. Step 6: Final answer
    x = 1,504.27

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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.