Home / 8,111.39-11,194.51-4,923.96

Finding the Fourth Proportional to 8,111.39, 11,194.51 and 4,923.96

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Solution

The fourth proportional to 8,111.39, 11,194.51 and 4,923.96 is: 6,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.39 : 11,194.51 = 4,923.96 : x
  2. Step 2: Convert to fraction form
    8,111.39/11,194.51 = 4,923.96/x
  3. Step 3: Cross multiply
    8,111.39x = 11,194.51 × 4,923.96
  4. Step 4: Simplify right side
    8,111.39x = 55,121,251.18
  5. Step 5: Solve for x
    x = 55,121,251.18/8,111.39
  6. Step 6: Final answer
    x = 6,795.53

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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.