Home / 2,201.46-3,037.41-1,361.76

Finding the Fourth Proportional to 2,201.46, 3,037.41 and 1,361.76

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Solution

The fourth proportional to 2,201.46, 3,037.41 and 1,361.76 is: 1,878.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.46 : 3,037.41 = 1,361.76 : x
  2. Step 2: Convert to fraction form
    2,201.46/3,037.41 = 1,361.76/x
  3. Step 3: Cross multiply
    2,201.46x = 3,037.41 × 1,361.76
  4. Step 4: Simplify right side
    2,201.46x = 4,136,223.44
  5. Step 5: Solve for x
    x = 4,136,223.44/2,201.46
  6. Step 6: Final answer
    x = 1,878.85

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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.