Finding the Third Proportional to 2,912.63 and 4,237.31
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Solution
The third proportional to 2,912.63 and 4,237.31 is: 6,164.48
Step by Step Solution
- Step 1: Write the proportion equation
2,912.63 : 4,237.31 = 4,237.31 : x - Step 2: Convert to fraction form
2,912.63/4,237.31 = 4,237.31/x - Step 3: Cross multiply
2,912.63x = 4,237.31 × 4,237.31 - Step 4: Simplify right side
2,912.63x = 17,954,817.22 - Step 5: Solve for x
x = 17,954,817.22/2,912.63 - Step 6: Final answer
x = 6,164.48
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.