Finding the Third Proportional to 2,173.71 and 3,289.99
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Solution
The third proportional to 2,173.71 and 3,289.99 is: 4,979.53
Step by Step Solution
- Step 1: Write the proportion equation
2,173.71 : 3,289.99 = 3,289.99 : x - Step 2: Convert to fraction form
2,173.71/3,289.99 = 3,289.99/x - Step 3: Cross multiply
2,173.71x = 3,289.99 × 3,289.99 - Step 4: Simplify right side
2,173.71x = 10,824,048.59 - Step 5: Solve for x
x = 10,824,048.59/2,173.71 - Step 6: Final answer
x = 4,979.53
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.