Home / 5,072.97-6,995.00-3,278.09

Finding the Fourth Proportional to 5,072.97, 6,995.00 and 3,278.09

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Solution

The fourth proportional to 5,072.97, 6,995.00 and 3,278.09 is: 4,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.97 : 6,995.00 = 3,278.09 : x
  2. Step 2: Convert to fraction form
    5,072.97/6,995.00 = 3,278.09/x
  3. Step 3: Cross multiply
    5,072.97x = 6,995.00 × 3,278.09
  4. Step 4: Simplify right side
    5,072.97x = 22,930,188.18
  5. Step 5: Solve for x
    x = 22,930,188.18/5,072.97
  6. Step 6: Final answer
    x = 4,520.07

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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.