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Finding the Fourth Proportional to 3,669.29, 5,504.03 and 1,477.83

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Solution

The fourth proportional to 3,669.29, 5,504.03 and 1,477.83 is: 2,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.29 : 5,504.03 = 1,477.83 : x
  2. Step 2: Convert to fraction form
    3,669.29/5,504.03 = 1,477.83/x
  3. Step 3: Cross multiply
    3,669.29x = 5,504.03 × 1,477.83
  4. Step 4: Simplify right side
    3,669.29x = 8,134,020.65
  5. Step 5: Solve for x
    x = 8,134,020.65/3,669.29
  6. Step 6: Final answer
    x = 2,216.78

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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.