Home / 3,081.53-4,256.06-2,245.97

Finding the Fourth Proportional to 3,081.53, 4,256.06 and 2,245.97

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Solution

The fourth proportional to 3,081.53, 4,256.06 and 2,245.97 is: 3,102.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.53 : 4,256.06 = 2,245.97 : x
  2. Step 2: Convert to fraction form
    3,081.53/4,256.06 = 2,245.97/x
  3. Step 3: Cross multiply
    3,081.53x = 4,256.06 × 2,245.97
  4. Step 4: Simplify right side
    3,081.53x = 9,558,983.08
  5. Step 5: Solve for x
    x = 9,558,983.08/3,081.53
  6. Step 6: Final answer
    x = 3,102.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.