Home / 3,698.92-5,537.59-1,939.75

Finding the Fourth Proportional to 3,698.92, 5,537.59 and 1,939.75

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Solution

The fourth proportional to 3,698.92, 5,537.59 and 1,939.75 is: 2,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698.92 : 5,537.59 = 1,939.75 : x
  2. Step 2: Convert to fraction form
    3,698.92/5,537.59 = 1,939.75/x
  3. Step 3: Cross multiply
    3,698.92x = 5,537.59 × 1,939.75
  4. Step 4: Simplify right side
    3,698.92x = 10,741,526.96
  5. Step 5: Solve for x
    x = 10,741,526.96/3,698.92
  6. Step 6: Final answer
    x = 2,903.97

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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.