Home / 3,022.45-4,530.94-1,074.20

Finding the Fourth Proportional to 3,022.45, 4,530.94 and 1,074.20

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Solution

The fourth proportional to 3,022.45, 4,530.94 and 1,074.20 is: 1,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.45 : 4,530.94 = 1,074.20 : x
  2. Step 2: Convert to fraction form
    3,022.45/4,530.94 = 1,074.20/x
  3. Step 3: Cross multiply
    3,022.45x = 4,530.94 × 1,074.20
  4. Step 4: Simplify right side
    3,022.45x = 4,867,107.72
  5. Step 5: Solve for x
    x = 4,867,107.72/3,022.45
  6. Step 6: Final answer
    x = 1,610.32

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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.