Home / 3,968.35-5,476.97-3,022.63

Finding the Fourth Proportional to 3,968.35, 5,476.97 and 3,022.63

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Solution

The fourth proportional to 3,968.35, 5,476.97 and 3,022.63 is: 4,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.35 : 5,476.97 = 3,022.63 : x
  2. Step 2: Convert to fraction form
    3,968.35/5,476.97 = 3,022.63/x
  3. Step 3: Cross multiply
    3,968.35x = 5,476.97 × 3,022.63
  4. Step 4: Simplify right side
    3,968.35x = 16,554,853.83
  5. Step 5: Solve for x
    x = 16,554,853.83/3,968.35
  6. Step 6: Final answer
    x = 4,171.72

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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.