Relier Pairs Proportional Relationships Vocabulary MatchVersion en ligne Match the mathematical vocabulary word with it's meaning. par Michele Mirabal 1 proportional relationship 2 x-coordinate 3 coordinate plane 4 constant of proportionality 5 coordinate point 6 rate 7 ratio 8 unit rate 9 y-coordinate 10 equation Two or more ratios or fractions having equal value. The constant value of the ratio of two proportional quantities x and y, usually written y=kx or k=y/x where k is the factor of proportionality. A comparison of two quantities with different measurement units. A plane containing two axes intersecting at a point called the origin, (0,0). A comparison of two measurements in which one of the terms has a value of 1. A comparison of two values which may be written as a to b, a:b, or as a fraction a/b. An ordered pair of numbers on a coordinate plane. The position of a point according to the x-axis. The position of a point according to the y-axis. A mathematical statement containing an equals sign, to show that two expressions are equal.