Home / 6,148.38-9,220.31-2,198.58

Finding the Fourth Proportional to 6,148.38, 9,220.31 and 2,198.58

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Solution

The fourth proportional to 6,148.38, 9,220.31 and 2,198.58 is: 3,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148.38 : 9,220.31 = 2,198.58 : x
  2. Step 2: Convert to fraction form
    6,148.38/9,220.31 = 2,198.58/x
  3. Step 3: Cross multiply
    6,148.38x = 9,220.31 × 2,198.58
  4. Step 4: Simplify right side
    6,148.38x = 20,271,560.08
  5. Step 5: Solve for x
    x = 20,271,560.08/6,148.38
  6. Step 6: Final answer
    x = 3,297.06

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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.