Home / 8,786.25-13,179.54-4,104.98

Finding the Fourth Proportional to 8,786.25, 13,179.54 and 4,104.98

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Solution

The fourth proportional to 8,786.25, 13,179.54 and 4,104.98 is: 6,157.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.25 : 13,179.54 = 4,104.98 : x
  2. Step 2: Convert to fraction form
    8,786.25/13,179.54 = 4,104.98/x
  3. Step 3: Cross multiply
    8,786.25x = 13,179.54 × 4,104.98
  4. Step 4: Simplify right side
    8,786.25x = 54,101,712.39
  5. Step 5: Solve for x
    x = 54,101,712.39/8,786.25
  6. Step 6: Final answer
    x = 6,157.54

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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.