Home / 3,759.31-5,187.09-2,361.25

Finding the Fourth Proportional to 3,759.31, 5,187.09 and 2,361.25

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Solution

The fourth proportional to 3,759.31, 5,187.09 and 2,361.25 is: 3,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.31 : 5,187.09 = 2,361.25 : x
  2. Step 2: Convert to fraction form
    3,759.31/5,187.09 = 2,361.25/x
  3. Step 3: Cross multiply
    3,759.31x = 5,187.09 × 2,361.25
  4. Step 4: Simplify right side
    3,759.31x = 12,248,016.26
  5. Step 5: Solve for x
    x = 12,248,016.26/3,759.31
  6. Step 6: Final answer
    x = 3,258.05

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1.5x scale

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.