Home / 10,081.41-15,126.48-3,843.30

Finding the Fourth Proportional to 10,081.41, 15,126.48 and 3,843.30

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Solution

The fourth proportional to 10,081.41, 15,126.48 and 3,843.30 is: 5,766.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.41 : 15,126.48 = 3,843.30 : x
  2. Step 2: Convert to fraction form
    10,081.41/15,126.48 = 3,843.30/x
  3. Step 3: Cross multiply
    10,081.41x = 15,126.48 × 3,843.30
  4. Step 4: Simplify right side
    10,081.41x = 58,135,600.58
  5. Step 5: Solve for x
    x = 58,135,600.58/10,081.41
  6. Step 6: Final answer
    x = 5,766.61

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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.