Home / 3,190.88-4,785.41-1,342.41

Finding the Fourth Proportional to 3,190.88, 4,785.41 and 1,342.41

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Solution

The fourth proportional to 3,190.88, 4,785.41 and 1,342.41 is: 2,013.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.88 : 4,785.41 = 1,342.41 : x
  2. Step 2: Convert to fraction form
    3,190.88/4,785.41 = 1,342.41/x
  3. Step 3: Cross multiply
    3,190.88x = 4,785.41 × 1,342.41
  4. Step 4: Simplify right side
    3,190.88x = 6,423,975.53
  5. Step 5: Solve for x
    x = 6,423,975.53/3,190.88
  6. Step 6: Final answer
    x = 2,013.23

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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.