Home / 2,226.41-3,340.19-1,302.75

Finding the Fourth Proportional to 2,226.41, 3,340.19 and 1,302.75

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Solution

The fourth proportional to 2,226.41, 3,340.19 and 1,302.75 is: 1,954.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.41 : 3,340.19 = 1,302.75 : x
  2. Step 2: Convert to fraction form
    2,226.41/3,340.19 = 1,302.75/x
  3. Step 3: Cross multiply
    2,226.41x = 3,340.19 × 1,302.75
  4. Step 4: Simplify right side
    2,226.41x = 4,351,414.36
  5. Step 5: Solve for x
    x = 4,351,414.36/2,226.41
  6. Step 6: Final answer
    x = 1,954.45

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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.