Home / 8,102.23-11,177.78-4,960.24

Finding the Fourth Proportional to 8,102.23, 11,177.78 and 4,960.24

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Solution

The fourth proportional to 8,102.23, 11,177.78 and 4,960.24 is: 6,843.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102.23 : 11,177.78 = 4,960.24 : x
  2. Step 2: Convert to fraction form
    8,102.23/11,177.78 = 4,960.24/x
  3. Step 3: Cross multiply
    8,102.23x = 11,177.78 × 4,960.24
  4. Step 4: Simplify right side
    8,102.23x = 55,444,415.58
  5. Step 5: Solve for x
    x = 55,444,415.58/8,102.23
  6. Step 6: Final answer
    x = 6,843.11

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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.