Home / 5,716.38-8,574.24-2,205.70

Finding the Fourth Proportional to 5,716.38, 8,574.24 and 2,205.70

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Solution

The fourth proportional to 5,716.38, 8,574.24 and 2,205.70 is: 3,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.38 : 8,574.24 = 2,205.70 : x
  2. Step 2: Convert to fraction form
    5,716.38/8,574.24 = 2,205.70/x
  3. Step 3: Cross multiply
    5,716.38x = 8,574.24 × 2,205.70
  4. Step 4: Simplify right side
    5,716.38x = 18,912,201.17
  5. Step 5: Solve for x
    x = 18,912,201.17/5,716.38
  6. Step 6: Final answer
    x = 3,308.42

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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.