Home / 5,361.19-7,398.74-3,004.09

Finding the Fourth Proportional to 5,361.19, 7,398.74 and 3,004.09

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Solution

The fourth proportional to 5,361.19, 7,398.74 and 3,004.09 is: 4,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.19 : 7,398.74 = 3,004.09 : x
  2. Step 2: Convert to fraction form
    5,361.19/7,398.74 = 3,004.09/x
  3. Step 3: Cross multiply
    5,361.19x = 7,398.74 × 3,004.09
  4. Step 4: Simplify right side
    5,361.19x = 22,226,469.86
  5. Step 5: Solve for x
    x = 22,226,469.86/5,361.19
  6. Step 6: Final answer
    x = 4,145.81

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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.