Math Problem Statement
En una sucesión aritmética la relación de los términos cuarto y sexto es 11/15 y los terminos primero y octavo suman 72. Calcula el quinto término.
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic Sequence
Proportions
System of Linear Equations
Formulas
General term of an arithmetic sequence: a_n = a + (n-1)d
Proportion: (a + 3d)/(a + 5d) = 11/15
Sum formula: a + (a + 7d) = 72
Theorems
Properties of Arithmetic Sequences
Solving Proportions
Solving Linear Equations
Suitable Grade Level
Grades 9-10
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