Home / 8,286.56-12,425.91-3,017.84

Finding the Fourth Proportional to 8,286.56, 12,425.91 and 3,017.84

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Solution

The fourth proportional to 8,286.56, 12,425.91 and 3,017.84 is: 4,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286.56 : 12,425.91 = 3,017.84 : x
  2. Step 2: Convert to fraction form
    8,286.56/12,425.91 = 3,017.84/x
  3. Step 3: Cross multiply
    8,286.56x = 12,425.91 × 3,017.84
  4. Step 4: Simplify right side
    8,286.56x = 37,499,408.23
  5. Step 5: Solve for x
    x = 37,499,408.23/8,286.56
  6. Step 6: Final answer
    x = 4,525.33

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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.