Home / 4,129.41-6,194.50-1,356.09

Finding the Fourth Proportional to 4,129.41, 6,194.50 and 1,356.09

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Solution

The fourth proportional to 4,129.41, 6,194.50 and 1,356.09 is: 2,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.41 : 6,194.50 = 1,356.09 : x
  2. Step 2: Convert to fraction form
    4,129.41/6,194.50 = 1,356.09/x
  3. Step 3: Cross multiply
    4,129.41x = 6,194.50 × 1,356.09
  4. Step 4: Simplify right side
    4,129.41x = 8,400,311.54
  5. Step 5: Solve for x
    x = 8,400,311.54/4,129.41
  6. Step 6: Final answer
    x = 2,034.27

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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.