Home / 3,669.51-5,500.92-1,328.97

Finding the Fourth Proportional to 3,669.51, 5,500.92 and 1,328.97

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Solution

The fourth proportional to 3,669.51, 5,500.92 and 1,328.97 is: 1,992.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.51 : 5,500.92 = 1,328.97 : x
  2. Step 2: Convert to fraction form
    3,669.51/5,500.92 = 1,328.97/x
  3. Step 3: Cross multiply
    3,669.51x = 5,500.92 × 1,328.97
  4. Step 4: Simplify right side
    3,669.51x = 7,310,557.65
  5. Step 5: Solve for x
    x = 7,310,557.65/3,669.51
  6. Step 6: Final answer
    x = 1,992.24

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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.