Home / 4,485.49-6,727.71-1,198.84

Finding the Fourth Proportional to 4,485.49, 6,727.71 and 1,198.84

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Solution

The fourth proportional to 4,485.49, 6,727.71 and 1,198.84 is: 1,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.49 : 6,727.71 = 1,198.84 : x
  2. Step 2: Convert to fraction form
    4,485.49/6,727.71 = 1,198.84/x
  3. Step 3: Cross multiply
    4,485.49x = 6,727.71 × 1,198.84
  4. Step 4: Simplify right side
    4,485.49x = 8,065,450.85
  5. Step 5: Solve for x
    x = 8,065,450.85/4,485.49
  6. Step 6: Final answer
    x = 1,798.12

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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.