Home / 3,839.56-5,760.06-1,531.08

Finding the Fourth Proportional to 3,839.56, 5,760.06 and 1,531.08

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Solution

The fourth proportional to 3,839.56, 5,760.06 and 1,531.08 is: 2,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.56 : 5,760.06 = 1,531.08 : x
  2. Step 2: Convert to fraction form
    3,839.56/5,760.06 = 1,531.08/x
  3. Step 3: Cross multiply
    3,839.56x = 5,760.06 × 1,531.08
  4. Step 4: Simplify right side
    3,839.56x = 8,819,112.66
  5. Step 5: Solve for x
    x = 8,819,112.66/3,839.56
  6. Step 6: Final answer
    x = 2,296.91

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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.