Home / 2,226.42-3,344.79-2,106.84

Finding the Fourth Proportional to 2,226.42, 3,344.79 and 2,106.84

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Solution

The fourth proportional to 2,226.42, 3,344.79 and 2,106.84 is: 3,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.42 : 3,344.79 = 2,106.84 : x
  2. Step 2: Convert to fraction form
    2,226.42/3,344.79 = 2,106.84/x
  3. Step 3: Cross multiply
    2,226.42x = 3,344.79 × 2,106.84
  4. Step 4: Simplify right side
    2,226.42x = 7,046,957.81
  5. Step 5: Solve for x
    x = 7,046,957.81/2,226.42
  6. Step 6: Final answer
    x = 3,165.15

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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.