Home / 5,936.26-8,188.47-3,919.69

Finding the Fourth Proportional to 5,936.26, 8,188.47 and 3,919.69

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Solution

The fourth proportional to 5,936.26, 8,188.47 and 3,919.69 is: 5,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,936.26 : 8,188.47 = 3,919.69 : x
  2. Step 2: Convert to fraction form
    5,936.26/8,188.47 = 3,919.69/x
  3. Step 3: Cross multiply
    5,936.26x = 8,188.47 × 3,919.69
  4. Step 4: Simplify right side
    5,936.26x = 32,096,274.43
  5. Step 5: Solve for x
    x = 32,096,274.43/5,936.26
  6. Step 6: Final answer
    x = 5,406.82

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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.