Home / 3,644.29-5,464.68-1,669.30

Finding the Fourth Proportional to 3,644.29, 5,464.68 and 1,669.30

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Solution

The fourth proportional to 3,644.29, 5,464.68 and 1,669.30 is: 2,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.29 : 5,464.68 = 1,669.30 : x
  2. Step 2: Convert to fraction form
    3,644.29/5,464.68 = 1,669.30/x
  3. Step 3: Cross multiply
    3,644.29x = 5,464.68 × 1,669.30
  4. Step 4: Simplify right side
    3,644.29x = 9,122,195.64
  5. Step 5: Solve for x
    x = 9,122,195.64/3,644.29
  6. Step 6: Final answer
    x = 2,503.15

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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.