Home / 2,203.08-3,300.12-1,229.70

Finding the Fourth Proportional to 2,203.08, 3,300.12 and 1,229.70

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Solution

The fourth proportional to 2,203.08, 3,300.12 and 1,229.70 is: 1,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.08 : 3,300.12 = 1,229.70 : x
  2. Step 2: Convert to fraction form
    2,203.08/3,300.12 = 1,229.70/x
  3. Step 3: Cross multiply
    2,203.08x = 3,300.12 × 1,229.70
  4. Step 4: Simplify right side
    2,203.08x = 4,058,157.56
  5. Step 5: Solve for x
    x = 4,058,157.56/2,203.08
  6. Step 6: Final answer
    x = 1,842.04

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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.