Home / 3,516.12-5,273.61-1,930.95

Finding the Fourth Proportional to 3,516.12, 5,273.61 and 1,930.95

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Solution

The fourth proportional to 3,516.12, 5,273.61 and 1,930.95 is: 2,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.12 : 5,273.61 = 1,930.95 : x
  2. Step 2: Convert to fraction form
    3,516.12/5,273.61 = 1,930.95/x
  3. Step 3: Cross multiply
    3,516.12x = 5,273.61 × 1,930.95
  4. Step 4: Simplify right side
    3,516.12x = 10,183,077.23
  5. Step 5: Solve for x
    x = 10,183,077.23/3,516.12
  6. Step 6: Final answer
    x = 2,896.11

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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.