Home / 4,485.26-6,728.52-1,198.46

Finding the Fourth Proportional to 4,485.26, 6,728.52 and 1,198.46

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Solution

The fourth proportional to 4,485.26, 6,728.52 and 1,198.46 is: 1,797.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.26 : 6,728.52 = 1,198.46 : x
  2. Step 2: Convert to fraction form
    4,485.26/6,728.52 = 1,198.46/x
  3. Step 3: Cross multiply
    4,485.26x = 6,728.52 × 1,198.46
  4. Step 4: Simplify right side
    4,485.26x = 8,063,862.08
  5. Step 5: Solve for x
    x = 8,063,862.08/4,485.26
  6. Step 6: Final answer
    x = 1,797.86

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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.