Home / 2,202.06-3,302.37-903.90

Finding the Fourth Proportional to 2,202.06, 3,302.37 and 903.90

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Solution

The fourth proportional to 2,202.06, 3,302.37 and 903.90 is: 1,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.06 : 3,302.37 = 903.90 : x
  2. Step 2: Convert to fraction form
    2,202.06/3,302.37 = 903.90/x
  3. Step 3: Cross multiply
    2,202.06x = 3,302.37 × 903.90
  4. Step 4: Simplify right side
    2,202.06x = 2,985,012.24
  5. Step 5: Solve for x
    x = 2,985,012.24/2,202.06
  6. Step 6: Final answer
    x = 1,355.55

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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.