Home / 2,202.21-3,303.30-969.62

Finding the Fourth Proportional to 2,202.21, 3,303.30 and 969.62

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Solution

The fourth proportional to 2,202.21, 3,303.30 and 969.62 is: 1,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.21 : 3,303.30 = 969.62 : x
  2. Step 2: Convert to fraction form
    2,202.21/3,303.30 = 969.62/x
  3. Step 3: Cross multiply
    2,202.21x = 3,303.30 × 969.62
  4. Step 4: Simplify right side
    2,202.21x = 3,202,929.23
  5. Step 5: Solve for x
    x = 3,202,929.23/2,202.21
  6. Step 6: Final answer
    x = 1,454.42

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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.