Home / 3,025.70-4,537.20-1,382.75

Finding the Fourth Proportional to 3,025.70, 4,537.20 and 1,382.75

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Solution

The fourth proportional to 3,025.70, 4,537.20 and 1,382.75 is: 2,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.70 : 4,537.20 = 1,382.75 : x
  2. Step 2: Convert to fraction form
    3,025.70/4,537.20 = 1,382.75/x
  3. Step 3: Cross multiply
    3,025.70x = 4,537.20 × 1,382.75
  4. Step 4: Simplify right side
    3,025.70x = 6,273,813.30
  5. Step 5: Solve for x
    x = 6,273,813.30/3,025.70
  6. Step 6: Final answer
    x = 2,073.51

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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.