Another round of winter weather moves into the South Associated Press; The 38 most amazing photos of this week's weather
proportional - one of the quantities in a mathematical proportion. quantity - the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable. proportion - the quotient obtained when the magnitude of a part is divided by the magnitude of the whole.
Proportional quantities can be described by the equation y = k x, where k is a constant ratio. Step 2) we can tell that the relationship is directly proportional by looking at the graph. The graph is a straight line and it passes through the origin. So, the relationship is directly proportional. First, create a chart. Use points from the graph, such as (2, 20), (4, 40), (6, 60), (8, 80) and (10, 100)..