Home / 8,183.28-11,293.44-5,039.64

Finding the Fourth Proportional to 8,183.28, 11,293.44 and 5,039.64

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Solution

The fourth proportional to 8,183.28, 11,293.44 and 5,039.64 is: 6,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.28 : 11,293.44 = 5,039.64 : x
  2. Step 2: Convert to fraction form
    8,183.28/11,293.44 = 5,039.64/x
  3. Step 3: Cross multiply
    8,183.28x = 11,293.44 × 5,039.64
  4. Step 4: Simplify right side
    8,183.28x = 56,914,871.96
  5. Step 5: Solve for x
    x = 56,914,871.96/8,183.28
  6. Step 6: Final answer
    x = 6,955.02

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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.