Home / 6,286.60-8,674.93-3,633.99

Finding the Fourth Proportional to 6,286.60, 8,674.93 and 3,633.99

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Solution

The fourth proportional to 6,286.60, 8,674.93 and 3,633.99 is: 5,014.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.60 : 8,674.93 = 3,633.99 : x
  2. Step 2: Convert to fraction form
    6,286.60/8,674.93 = 3,633.99/x
  3. Step 3: Cross multiply
    6,286.60x = 8,674.93 × 3,633.99
  4. Step 4: Simplify right side
    6,286.60x = 31,524,608.87
  5. Step 5: Solve for x
    x = 31,524,608.87/6,286.60
  6. Step 6: Final answer
    x = 5,014.57

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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.