Home / 5,361.12-7,398.36-3,003.84

Finding the Fourth Proportional to 5,361.12, 7,398.36 and 3,003.84

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Solution

The fourth proportional to 5,361.12, 7,398.36 and 3,003.84 is: 4,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.12 : 7,398.36 = 3,003.84 : x
  2. Step 2: Convert to fraction form
    5,361.12/7,398.36 = 3,003.84/x
  3. Step 3: Cross multiply
    5,361.12x = 7,398.36 × 3,003.84
  4. Step 4: Simplify right side
    5,361.12x = 22,223,489.70
  5. Step 5: Solve for x
    x = 22,223,489.70/5,361.12
  6. Step 6: Final answer
    x = 4,145.31

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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.