Home / 6,845.56-10,287.57-4,072.73

Finding the Fourth Proportional to 6,845.56, 10,287.57 and 4,072.73

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Solution

The fourth proportional to 6,845.56, 10,287.57 and 4,072.73 is: 6,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.56 : 10,287.57 = 4,072.73 : x
  2. Step 2: Convert to fraction form
    6,845.56/10,287.57 = 4,072.73/x
  3. Step 3: Cross multiply
    6,845.56x = 10,287.57 × 4,072.73
  4. Step 4: Simplify right side
    6,845.56x = 41,898,494.97
  5. Step 5: Solve for x
    x = 41,898,494.97/6,845.56
  6. Step 6: Final answer
    x = 6,120.54

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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.