Home / 3,835.72-5,757.66-3,226.12

Finding the Fourth Proportional to 3,835.72, 5,757.66 and 3,226.12

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Solution

The fourth proportional to 3,835.72, 5,757.66 and 3,226.12 is: 4,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.72 : 5,757.66 = 3,226.12 : x
  2. Step 2: Convert to fraction form
    3,835.72/5,757.66 = 3,226.12/x
  3. Step 3: Cross multiply
    3,835.72x = 5,757.66 × 3,226.12
  4. Step 4: Simplify right side
    3,835.72x = 18,574,902.08
  5. Step 5: Solve for x
    x = 18,574,902.08/3,835.72
  6. Step 6: Final answer
    x = 4,842.61

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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.