Finding the Third Proportional to 4,455 and 9,405
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Solution
The third proportional to 4,455 and 9,405 is: 19,855
Step by Step Solution
- Step 1: Write the proportion equation
4,455 : 9,405 = 9,405 : x - Step 2: Convert to fraction form
4,455/9,405 = 9,405/x - Step 3: Cross multiply
4,455x = 9,405 × 9,405 - Step 4: Simplify right side
4,455x = 88,454,025 - Step 5: Solve for x
x = 88,454,025/4,455 - Step 6: Final answer
x = 19,855
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These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.