Home / 5,974.28-8,244.60-3,321.80

Finding the Fourth Proportional to 5,974.28, 8,244.60 and 3,321.80

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Solution

The fourth proportional to 5,974.28, 8,244.60 and 3,321.80 is: 4,584.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.28 : 8,244.60 = 3,321.80 : x
  2. Step 2: Convert to fraction form
    5,974.28/8,244.60 = 3,321.80/x
  3. Step 3: Cross multiply
    5,974.28x = 8,244.60 × 3,321.80
  4. Step 4: Simplify right side
    5,974.28x = 27,386,912.28
  5. Step 5: Solve for x
    x = 27,386,912.28/5,974.28
  6. Step 6: Final answer
    x = 4,584.14

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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.