Home / 2,465.11-3,404.61-1,912.27

Finding the Fourth Proportional to 2,465.11, 3,404.61 and 1,912.27

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Solution

The fourth proportional to 2,465.11, 3,404.61 and 1,912.27 is: 2,641.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.11 : 3,404.61 = 1,912.27 : x
  2. Step 2: Convert to fraction form
    2,465.11/3,404.61 = 1,912.27/x
  3. Step 3: Cross multiply
    2,465.11x = 3,404.61 × 1,912.27
  4. Step 4: Simplify right side
    2,465.11x = 6,510,533.56
  5. Step 5: Solve for x
    x = 6,510,533.56/2,465.11
  6. Step 6: Final answer
    x = 2,641.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.