Finding the Third Proportional to 2,129.63 and 3,237.19
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Solution
The third proportional to 2,129.63 and 3,237.19 is: 4,920.76
Step by Step Solution
- Step 1: Write the proportion equation
2,129.63 : 3,237.19 = 3,237.19 : x - Step 2: Convert to fraction form
2,129.63/3,237.19 = 3,237.19/x - Step 3: Cross multiply
2,129.63x = 3,237.19 × 3,237.19 - Step 4: Simplify right side
2,129.63x = 10,479,382.91 - Step 5: Solve for x
x = 10,479,382.91/2,129.63 - Step 6: Final answer
x = 4,920.76
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.