Finding the Third Proportional to 2,970 and 6,873
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Solution
The third proportional to 2,970 and 6,873 is: 15,905.09
Step by Step Solution
- Step 1: Write the proportion equation
2,970 : 6,873 = 6,873 : x - Step 2: Convert to fraction form
2,970/6,873 = 6,873/x - Step 3: Cross multiply
2,970x = 6,873 × 6,873 - Step 4: Simplify right side
2,970x = 47,238,129 - Step 5: Solve for x
x = 47,238,129/2,970 - Step 6: Final answer
x = 15,905.09
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.