Home / 8,112.96-11,194.56-4,925.88

Finding the Fourth Proportional to 8,112.96, 11,194.56 and 4,925.88

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Solution

The fourth proportional to 8,112.96, 11,194.56 and 4,925.88 is: 6,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.96 : 11,194.56 = 4,925.88 : x
  2. Step 2: Convert to fraction form
    8,112.96/11,194.56 = 4,925.88/x
  3. Step 3: Cross multiply
    8,112.96x = 11,194.56 × 4,925.88
  4. Step 4: Simplify right side
    8,112.96x = 55,143,059.21
  5. Step 5: Solve for x
    x = 55,143,059.21/8,112.96
  6. Step 6: Final answer
    x = 6,796.91

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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.