Home / 3,361.58-5,042.67-1,719.51

Finding the Fourth Proportional to 3,361.58, 5,042.67 and 1,719.51

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Solution

The fourth proportional to 3,361.58, 5,042.67 and 1,719.51 is: 2,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.58 : 5,042.67 = 1,719.51 : x
  2. Step 2: Convert to fraction form
    3,361.58/5,042.67 = 1,719.51/x
  3. Step 3: Cross multiply
    3,361.58x = 5,042.67 × 1,719.51
  4. Step 4: Simplify right side
    3,361.58x = 8,670,921.49
  5. Step 5: Solve for x
    x = 8,670,921.49/3,361.58
  6. Step 6: Final answer
    x = 2,579.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.