Home / 3,610.44-5,412.42-1,661.04

Finding the Fourth Proportional to 3,610.44, 5,412.42 and 1,661.04

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Solution

The fourth proportional to 3,610.44, 5,412.42 and 1,661.04 is: 2,490.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.44 : 5,412.42 = 1,661.04 : x
  2. Step 2: Convert to fraction form
    3,610.44/5,412.42 = 1,661.04/x
  3. Step 3: Cross multiply
    3,610.44x = 5,412.42 × 1,661.04
  4. Step 4: Simplify right side
    3,610.44x = 8,990,246.12
  5. Step 5: Solve for x
    x = 8,990,246.12/3,610.44
  6. Step 6: Final answer
    x = 2,490.07

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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.