Home / 4,198.68-6,297.57-1,277.01

Finding the Fourth Proportional to 4,198.68, 6,297.57 and 1,277.01

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Solution

The fourth proportional to 4,198.68, 6,297.57 and 1,277.01 is: 1,915.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.68 : 6,297.57 = 1,277.01 : x
  2. Step 2: Convert to fraction form
    4,198.68/6,297.57 = 1,277.01/x
  3. Step 3: Cross multiply
    4,198.68x = 6,297.57 × 1,277.01
  4. Step 4: Simplify right side
    4,198.68x = 8,042,059.87
  5. Step 5: Solve for x
    x = 8,042,059.87/4,198.68
  6. Step 6: Final answer
    x = 1,915.38

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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.