Home / 3,826.36-5,740.36-1,361.18

Finding the Fourth Proportional to 3,826.36, 5,740.36 and 1,361.18

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Solution

The fourth proportional to 3,826.36, 5,740.36 and 1,361.18 is: 2,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.36 : 5,740.36 = 1,361.18 : x
  2. Step 2: Convert to fraction form
    3,826.36/5,740.36 = 1,361.18/x
  3. Step 3: Cross multiply
    3,826.36x = 5,740.36 × 1,361.18
  4. Step 4: Simplify right side
    3,826.36x = 7,813,685.16
  5. Step 5: Solve for x
    x = 7,813,685.16/3,826.36
  6. Step 6: Final answer
    x = 2,042.07

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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.