Home / 3,473.46-5,198.65-2,647.06

Finding the Fourth Proportional to 3,473.46, 5,198.65 and 2,647.06

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Solution

The fourth proportional to 3,473.46, 5,198.65 and 2,647.06 is: 3,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,473.46 : 5,198.65 = 2,647.06 : x
  2. Step 2: Convert to fraction form
    3,473.46/5,198.65 = 2,647.06/x
  3. Step 3: Cross multiply
    3,473.46x = 5,198.65 × 2,647.06
  4. Step 4: Simplify right side
    3,473.46x = 13,761,118.85
  5. Step 5: Solve for x
    x = 13,761,118.85/3,473.46
  6. Step 6: Final answer
    x = 3,961.79

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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.