Home / 4,286.80-6,426.60-2,234.80

Finding the Fourth Proportional to 4,286.80, 6,426.60 and 2,234.80

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Solution

The fourth proportional to 4,286.80, 6,426.60 and 2,234.80 is: 3,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.80 : 6,426.60 = 2,234.80 : x
  2. Step 2: Convert to fraction form
    4,286.80/6,426.60 = 2,234.80/x
  3. Step 3: Cross multiply
    4,286.80x = 6,426.60 × 2,234.80
  4. Step 4: Simplify right side
    4,286.80x = 14,362,165.68
  5. Step 5: Solve for x
    x = 14,362,165.68/4,286.80
  6. Step 6: Final answer
    x = 3,350.32

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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.