Home / 4,084.44-6,129.09-2,137.74

Finding the Fourth Proportional to 4,084.44, 6,129.09 and 2,137.74

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Solution

The fourth proportional to 4,084.44, 6,129.09 and 2,137.74 is: 3,207.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.44 : 6,129.09 = 2,137.74 : x
  2. Step 2: Convert to fraction form
    4,084.44/6,129.09 = 2,137.74/x
  3. Step 3: Cross multiply
    4,084.44x = 6,129.09 × 2,137.74
  4. Step 4: Simplify right side
    4,084.44x = 13,102,400.86
  5. Step 5: Solve for x
    x = 13,102,400.86/4,084.44
  6. Step 6: Final answer
    x = 3,207.88

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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.