Home / 8,388.27-11,576.37-5,550.75

Finding the Fourth Proportional to 8,388.27, 11,576.37 and 5,550.75

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Solution

The fourth proportional to 8,388.27, 11,576.37 and 5,550.75 is: 7,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.27 : 11,576.37 = 5,550.75 : x
  2. Step 2: Convert to fraction form
    8,388.27/11,576.37 = 5,550.75/x
  3. Step 3: Cross multiply
    8,388.27x = 11,576.37 × 5,550.75
  4. Step 4: Simplify right side
    8,388.27x = 64,257,535.78
  5. Step 5: Solve for x
    x = 64,257,535.78/8,388.27
  6. Step 6: Final answer
    x = 7,660.40

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Half scale
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Double scale
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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.