Home / 2,356.44-3,251.64-1,361.64

Finding the Fourth Proportional to 2,356.44, 3,251.64 and 1,361.64

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Solution

The fourth proportional to 2,356.44, 3,251.64 and 1,361.64 is: 1,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.44 : 3,251.64 = 1,361.64 : x
  2. Step 2: Convert to fraction form
    2,356.44/3,251.64 = 1,361.64/x
  3. Step 3: Cross multiply
    2,356.44x = 3,251.64 × 1,361.64
  4. Step 4: Simplify right side
    2,356.44x = 4,427,563.09
  5. Step 5: Solve for x
    x = 4,427,563.09/2,356.44
  6. Step 6: Final answer
    x = 1,878.92

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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.