Finding the Third Proportional to 4,634 and 7,185
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Solution
The third proportional to 4,634 and 7,185 is: 11,140.32
Step by Step Solution
- Step 1: Write the proportion equation
4,634 : 7,185 = 7,185 : x - Step 2: Convert to fraction form
4,634/7,185 = 7,185/x - Step 3: Cross multiply
4,634x = 7,185 × 7,185 - Step 4: Simplify right side
4,634x = 51,624,225 - Step 5: Solve for x
x = 51,624,225/4,634 - Step 6: Final answer
x = 11,140.32
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.