Home / 3,826.15-5,739.21-1,361.06

Finding the Fourth Proportional to 3,826.15, 5,739.21 and 1,361.06

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Solution

The fourth proportional to 3,826.15, 5,739.21 and 1,361.06 is: 2,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.15 : 5,739.21 = 1,361.06 : x
  2. Step 2: Convert to fraction form
    3,826.15/5,739.21 = 1,361.06/x
  3. Step 3: Cross multiply
    3,826.15x = 5,739.21 × 1,361.06
  4. Step 4: Simplify right side
    3,826.15x = 7,811,404.06
  5. Step 5: Solve for x
    x = 7,811,404.06/3,826.15
  6. Step 6: Final answer
    x = 2,041.58

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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.