Home / 11,512.58-17,268.64-3,192.41

Finding the Fourth Proportional to 11,512.58, 17,268.64 and 3,192.41

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Solution

The fourth proportional to 11,512.58, 17,268.64 and 3,192.41 is: 4,788.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,512.58 : 17,268.64 = 3,192.41 : x
  2. Step 2: Convert to fraction form
    11,512.58/17,268.64 = 3,192.41/x
  3. Step 3: Cross multiply
    11,512.58x = 17,268.64 × 3,192.41
  4. Step 4: Simplify right side
    11,512.58x = 55,128,632.17
  5. Step 5: Solve for x
    x = 55,128,632.17/11,512.58
  6. Step 6: Final answer
    x = 4,788.56

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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.