Finding the Third Proportional to 7,958 and 12,297
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Solution
The third proportional to 7,958 and 12,297 is: 19,001.79
Step by Step Solution
- Step 1: Write the proportion equation
7,958 : 12,297 = 12,297 : x - Step 2: Convert to fraction form
7,958/12,297 = 12,297/x - Step 3: Cross multiply
7,958x = 12,297 × 12,297 - Step 4: Simplify right side
7,958x = 151,216,209 - Step 5: Solve for x
x = 151,216,209/7,958 - Step 6: Final answer
x = 19,001.79
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.