Home / 8,786.17-13,185.09-4,106.54

Finding the Fourth Proportional to 8,786.17, 13,185.09 and 4,106.54

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Solution

The fourth proportional to 8,786.17, 13,185.09 and 4,106.54 is: 6,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786.17 : 13,185.09 = 4,106.54 : x
  2. Step 2: Convert to fraction form
    8,786.17/13,185.09 = 4,106.54/x
  3. Step 3: Cross multiply
    8,786.17x = 13,185.09 × 4,106.54
  4. Step 4: Simplify right side
    8,786.17x = 54,145,099.49
  5. Step 5: Solve for x
    x = 54,145,099.49/8,786.17
  6. Step 6: Final answer
    x = 6,162.54

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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.