Home / 2,361.90-3,540.42-1,265.97

Finding the Fourth Proportional to 2,361.90, 3,540.42 and 1,265.97

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Solution

The fourth proportional to 2,361.90, 3,540.42 and 1,265.97 is: 1,897.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361.90 : 3,540.42 = 1,265.97 : x
  2. Step 2: Convert to fraction form
    2,361.90/3,540.42 = 1,265.97/x
  3. Step 3: Cross multiply
    2,361.90x = 3,540.42 × 1,265.97
  4. Step 4: Simplify right side
    2,361.90x = 4,482,065.51
  5. Step 5: Solve for x
    x = 4,482,065.51/2,361.90
  6. Step 6: Final answer
    x = 1,897.65

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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.