Home / 1,669.05-2,497.68-1,229.27

Finding the Fourth Proportional to 1,669.05, 2,497.68 and 1,229.27

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Solution

The fourth proportional to 1,669.05, 2,497.68 and 1,229.27 is: 1,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.05 : 2,497.68 = 1,229.27 : x
  2. Step 2: Convert to fraction form
    1,669.05/2,497.68 = 1,229.27/x
  3. Step 3: Cross multiply
    1,669.05x = 2,497.68 × 1,229.27
  4. Step 4: Simplify right side
    1,669.05x = 3,070,323.09
  5. Step 5: Solve for x
    x = 3,070,323.09/1,669.05
  6. Step 6: Final answer
    x = 1,839.56

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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.