Home / 11,477.20-17,194.20-5,911.60

Finding the Fourth Proportional to 11,477.20, 17,194.20 and 5,911.60

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Solution

The fourth proportional to 11,477.20, 17,194.20 and 5,911.60 is: 8,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.20 : 17,194.20 = 5,911.60 : x
  2. Step 2: Convert to fraction form
    11,477.20/17,194.20 = 5,911.60/x
  3. Step 3: Cross multiply
    11,477.20x = 17,194.20 × 5,911.60
  4. Step 4: Simplify right side
    11,477.20x = 101,645,232.72
  5. Step 5: Solve for x
    x = 101,645,232.72/11,477.20
  6. Step 6: Final answer
    x = 8,856.27

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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.