Home / 3,165.62-4,361.40-2,207.61

Finding the Fourth Proportional to 3,165.62, 4,361.40 and 2,207.61

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Solution

The fourth proportional to 3,165.62, 4,361.40 and 2,207.61 is: 3,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.62 : 4,361.40 = 2,207.61 : x
  2. Step 2: Convert to fraction form
    3,165.62/4,361.40 = 2,207.61/x
  3. Step 3: Cross multiply
    3,165.62x = 4,361.40 × 2,207.61
  4. Step 4: Simplify right side
    3,165.62x = 9,628,270.25
  5. Step 5: Solve for x
    x = 9,628,270.25/3,165.62
  6. Step 6: Final answer
    x = 3,041.52

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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.