Home / 3,669.24-5,502.24-1,722

Finding the Fourth Proportional to 3,669.24, 5,502.24 and 1,722

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Solution

The fourth proportional to 3,669.24, 5,502.24 and 1,722 is: 2,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.24 : 5,502.24 = 1,722 : x
  2. Step 2: Convert to fraction form
    3,669.24/5,502.24 = 1,722/x
  3. Step 3: Cross multiply
    3,669.24x = 5,502.24 × 1,722
  4. Step 4: Simplify right side
    3,669.24x = 9,474,857.28
  5. Step 5: Solve for x
    x = 9,474,857.28/3,669.24
  6. Step 6: Final answer
    x = 2,582.24

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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.