Home / 4,222.72-5,823.93-3,226.42

Finding the Fourth Proportional to 4,222.72, 5,823.93 and 3,226.42

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Solution

The fourth proportional to 4,222.72, 5,823.93 and 3,226.42 is: 4,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.72 : 5,823.93 = 3,226.42 : x
  2. Step 2: Convert to fraction form
    4,222.72/5,823.93 = 3,226.42/x
  3. Step 3: Cross multiply
    4,222.72x = 5,823.93 × 3,226.42
  4. Step 4: Simplify right side
    4,222.72x = 18,790,444.23
  5. Step 5: Solve for x
    x = 18,790,444.23/4,222.72
  6. Step 6: Final answer
    x = 4,449.84

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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.