Home / 3,912.19-5,869.66-2,601.15

Finding the Fourth Proportional to 3,912.19, 5,869.66 and 2,601.15

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Solution

The fourth proportional to 3,912.19, 5,869.66 and 2,601.15 is: 3,902.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912.19 : 5,869.66 = 2,601.15 : x
  2. Step 2: Convert to fraction form
    3,912.19/5,869.66 = 2,601.15/x
  3. Step 3: Cross multiply
    3,912.19x = 5,869.66 × 2,601.15
  4. Step 4: Simplify right side
    3,912.19x = 15,267,866.11
  5. Step 5: Solve for x
    x = 15,267,866.11/3,912.19
  6. Step 6: Final answer
    x = 3,902.64

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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.