An equality of two ratios is called __.

Options

A. Extremes
B. Consequents
C. Antecedents
D. Proportion

Answer

To solve the question "An equality of two ratios is called __," we need to identify the correct term that describes this concept.

### Step-by-Step Solution:

1. **Understanding Ratios**: A ratio is a way to compare two quantities by division. For example, if we have two numbers A and B, the ratio of A to B can be written as A:B or A/B.

2. **Defining Proportion**: When we say that two ratios are equal, we are referring to a situation where the relationship between the first pair of numbers is the same as the relationship between the second pair of numbers. This relationship is known as a proportion.

3. **Identifying the Options**: The question provides four options:
- 1. Extremes
- 2. Consequents
- 3. Antecedents
- 4. Proportion

4. **Analyzing the Options**:
- **Extremes**: Refers to the first and last terms in a proportion.
- **Consequents**: Refers to the second and fourth terms in a proportion.
- **Antecedents**: Refers to the first and third terms in a proportion.
- **Proportion**: This is the term that describes the equality of two ratios.

5. **Conclusion**: Since we are looking for the term that describes the equality of two ratios, the correct answer is "Proportion."

### Final Answer:
An equality of two ratios is called **Proportion**.

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