Home / 8,631.97-11,912.16-5,096.93

Finding the Fourth Proportional to 8,631.97, 11,912.16 and 5,096.93

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Solution

The fourth proportional to 8,631.97, 11,912.16 and 5,096.93 is: 7,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631.97 : 11,912.16 = 5,096.93 : x
  2. Step 2: Convert to fraction form
    8,631.97/11,912.16 = 5,096.93/x
  3. Step 3: Cross multiply
    8,631.97x = 11,912.16 × 5,096.93
  4. Step 4: Simplify right side
    8,631.97x = 60,715,405.22
  5. Step 5: Solve for x
    x = 60,715,405.22/8,631.97
  6. Step 6: Final answer
    x = 7,033.79

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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.