Home / 5,361.12-7,398.25-3,375.06

Finding the Fourth Proportional to 5,361.12, 7,398.25 and 3,375.06

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Solution

The fourth proportional to 5,361.12, 7,398.25 and 3,375.06 is: 4,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.12 : 7,398.25 = 3,375.06 : x
  2. Step 2: Convert to fraction form
    5,361.12/7,398.25 = 3,375.06/x
  3. Step 3: Cross multiply
    5,361.12x = 7,398.25 × 3,375.06
  4. Step 4: Simplify right side
    5,361.12x = 24,969,537.65
  5. Step 5: Solve for x
    x = 24,969,537.65/5,361.12
  6. Step 6: Final answer
    x = 4,657.52

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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.