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Finding the Fourth Proportional to 2,219.00, 3,329.30 and 952.02

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Solution

The fourth proportional to 2,219.00, 3,329.30 and 952.02 is: 1,428.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219.00 : 3,329.30 = 952.02 : x
  2. Step 2: Convert to fraction form
    2,219.00/3,329.30 = 952.02/x
  3. Step 3: Cross multiply
    2,219.00x = 3,329.30 × 952.02
  4. Step 4: Simplify right side
    2,219.00x = 3,169,562.57
  5. Step 5: Solve for x
    x = 3,169,562.57/2,219.00
  6. Step 6: Final answer
    x = 1,428.37

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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.