Home / 3,740.61-5,161.96-2,061.97

Finding the Fourth Proportional to 3,740.61, 5,161.96 and 2,061.97

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Solution

The fourth proportional to 3,740.61, 5,161.96 and 2,061.97 is: 2,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.61 : 5,161.96 = 2,061.97 : x
  2. Step 2: Convert to fraction form
    3,740.61/5,161.96 = 2,061.97/x
  3. Step 3: Cross multiply
    3,740.61x = 5,161.96 × 2,061.97
  4. Step 4: Simplify right side
    3,740.61x = 10,643,796.33
  5. Step 5: Solve for x
    x = 10,643,796.33/3,740.61
  6. Step 6: Final answer
    x = 2,845.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.