Home / 4,222.42-6,338.09-3,451.30

Finding the Fourth Proportional to 4,222.42, 6,338.09 and 3,451.30

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Solution

The fourth proportional to 4,222.42, 6,338.09 and 3,451.30 is: 5,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.42 : 6,338.09 = 3,451.30 : x
  2. Step 2: Convert to fraction form
    4,222.42/6,338.09 = 3,451.30/x
  3. Step 3: Cross multiply
    4,222.42x = 6,338.09 × 3,451.30
  4. Step 4: Simplify right side
    4,222.42x = 21,874,650.02
  5. Step 5: Solve for x
    x = 21,874,650.02/4,222.42
  6. Step 6: Final answer
    x = 5,180.60

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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.