Home / 3,839.42-5,759.12-2,540.59

Finding the Fourth Proportional to 3,839.42, 5,759.12 and 2,540.59

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Solution

The fourth proportional to 3,839.42, 5,759.12 and 2,540.59 is: 3,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.42 : 5,759.12 = 2,540.59 : x
  2. Step 2: Convert to fraction form
    3,839.42/5,759.12 = 2,540.59/x
  3. Step 3: Cross multiply
    3,839.42x = 5,759.12 × 2,540.59
  4. Step 4: Simplify right side
    3,839.42x = 14,631,554.63
  5. Step 5: Solve for x
    x = 14,631,554.63/3,839.42
  6. Step 6: Final answer
    x = 3,810.87

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1.5x scale

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.