Finding the Third Proportional to 1,930 and 2,899
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Solution
The third proportional to 1,930 and 2,899 is: 4,354.51
Step by Step Solution
- Step 1: Write the proportion equation
1,930 : 2,899 = 2,899 : x - Step 2: Convert to fraction form
1,930/2,899 = 2,899/x - Step 3: Cross multiply
1,930x = 2,899 × 2,899 - Step 4: Simplify right side
1,930x = 8,404,201 - Step 5: Solve for x
x = 8,404,201/1,930 - Step 6: Final answer
x = 4,354.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.