Home / 8,040.74-11,096.80-4,505.09

Finding the Fourth Proportional to 8,040.74, 11,096.80 and 4,505.09

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Solution

The fourth proportional to 8,040.74, 11,096.80 and 4,505.09 is: 6,217.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.74 : 11,096.80 = 4,505.09 : x
  2. Step 2: Convert to fraction form
    8,040.74/11,096.80 = 4,505.09/x
  3. Step 3: Cross multiply
    8,040.74x = 11,096.80 × 4,505.09
  4. Step 4: Simplify right side
    8,040.74x = 49,992,015.97
  5. Step 5: Solve for x
    x = 49,992,015.97/8,040.74
  6. Step 6: Final answer
    x = 6,217.34

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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.