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Finding the Fourth Proportional to 2,202.48, 3,303.68 and 969.17

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Solution

The fourth proportional to 2,202.48, 3,303.68 and 969.17 is: 1,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.48 : 3,303.68 = 969.17 : x
  2. Step 2: Convert to fraction form
    2,202.48/3,303.68 = 969.17/x
  3. Step 3: Cross multiply
    2,202.48x = 3,303.68 × 969.17
  4. Step 4: Simplify right side
    2,202.48x = 3,201,806.18
  5. Step 5: Solve for x
    x = 3,201,806.18/2,202.48
  6. Step 6: Final answer
    x = 1,453.73

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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.