Linear scales are used in architecture, engineering and cartography to communicate the relative measurements of an object. Use Excel's built-in tools to create, customize and modify a linear scale.

Excel defaults to a linear scale for graphs, but you can easily change it to logarithmic to suit wide data ranges or logarithmic phenomena. The Chart Wizard produces graphs with linear scales.

A logarithmic price scale is a type of scale used on a chart that depicts two equivalent price changes by the same vertical distance on the scale.

In “ When Should I Use Logarithmic Scales in My Charts and Graphs ”, I showed the revenues of the top 60 Forbes 500 companies using both linear and logarithmic scales. The log scale spread out ...