Home / 5,939.26-8,190.75-5,099.70

Finding the Fourth Proportional to 5,939.26, 8,190.75 and 5,099.70

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Solution

The fourth proportional to 5,939.26, 8,190.75 and 5,099.70 is: 7,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.26 : 8,190.75 = 5,099.70 : x
  2. Step 2: Convert to fraction form
    5,939.26/8,190.75 = 5,099.70/x
  3. Step 3: Cross multiply
    5,939.26x = 8,190.75 × 5,099.70
  4. Step 4: Simplify right side
    5,939.26x = 41,770,367.78
  5. Step 5: Solve for x
    x = 41,770,367.78/5,939.26
  6. Step 6: Final answer
    x = 7,032.92

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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.