Finding the Third Proportional to 5,622.75 and 8,687.63
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Solution
The third proportional to 5,622.75 and 8,687.63 is: 13,423.12
Step by Step Solution
- Step 1: Write the proportion equation
5,622.75 : 8,687.63 = 8,687.63 : x - Step 2: Convert to fraction form
5,622.75/8,687.63 = 8,687.63/x - Step 3: Cross multiply
5,622.75x = 8,687.63 × 8,687.63 - Step 4: Simplify right side
5,622.75x = 75,474,828.14 - Step 5: Solve for x
x = 75,474,828.14/5,622.75 - Step 6: Final answer
x = 13,423.12
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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.