Home / 2,274.27-3,412.01-1,105.44

Finding the Fourth Proportional to 2,274.27, 3,412.01 and 1,105.44

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Solution

The fourth proportional to 2,274.27, 3,412.01 and 1,105.44 is: 1,658.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.27 : 3,412.01 = 1,105.44 : x
  2. Step 2: Convert to fraction form
    2,274.27/3,412.01 = 1,105.44/x
  3. Step 3: Cross multiply
    2,274.27x = 3,412.01 × 1,105.44
  4. Step 4: Simplify right side
    2,274.27x = 3,771,772.33
  5. Step 5: Solve for x
    x = 3,771,772.33/2,274.27
  6. Step 6: Final answer
    x = 1,658.45

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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.