Finding the Third Proportional to 1,392.19 and 3,058.03
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Solution
The third proportional to 1,392.19 and 3,058.03 is: 6,717.17
Step by Step Solution
- Step 1: Write the proportion equation
1,392.19 : 3,058.03 = 3,058.03 : x - Step 2: Convert to fraction form
1,392.19/3,058.03 = 3,058.03/x - Step 3: Cross multiply
1,392.19x = 3,058.03 × 3,058.03 - Step 4: Simplify right side
1,392.19x = 9,351,555.13 - Step 5: Solve for x
x = 9,351,555.13/1,392.19 - Step 6: Final answer
x = 6,717.17
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.