Home / 11,533.20-17,288.55-5,910.87

Finding the Fourth Proportional to 11,533.20, 17,288.55 and 5,910.87

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Solution

The fourth proportional to 11,533.20, 17,288.55 and 5,910.87 is: 8,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.20 : 17,288.55 = 5,910.87 : x
  2. Step 2: Convert to fraction form
    11,533.20/17,288.55 = 5,910.87/x
  3. Step 3: Cross multiply
    11,533.20x = 17,288.55 × 5,910.87
  4. Step 4: Simplify right side
    11,533.20x = 102,190,371.54
  5. Step 5: Solve for x
    x = 102,190,371.54/11,533.20
  6. Step 6: Final answer
    x = 8,860.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.