Home / 3,361.13-5,043.51-1,629.75

Finding the Fourth Proportional to 3,361.13, 5,043.51 and 1,629.75

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Solution

The fourth proportional to 3,361.13, 5,043.51 and 1,629.75 is: 2,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.13 : 5,043.51 = 1,629.75 : x
  2. Step 2: Convert to fraction form
    3,361.13/5,043.51 = 1,629.75/x
  3. Step 3: Cross multiply
    3,361.13x = 5,043.51 × 1,629.75
  4. Step 4: Simplify right side
    3,361.13x = 8,219,660.42
  5. Step 5: Solve for x
    x = 8,219,660.42/3,361.13
  6. Step 6: Final answer
    x = 2,445.51

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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.