Finding the Third Proportional to 2,135.53 and 3,312.14
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Solution
The third proportional to 2,135.53 and 3,312.14 is: 5,137.02
Step by Step Solution
- Step 1: Write the proportion equation
2,135.53 : 3,312.14 = 3,312.14 : x - Step 2: Convert to fraction form
2,135.53/3,312.14 = 3,312.14/x - Step 3: Cross multiply
2,135.53x = 3,312.14 × 3,312.14 - Step 4: Simplify right side
2,135.53x = 10,970,275.52 - Step 5: Solve for x
x = 10,970,275.52/2,135.53 - Step 6: Final answer
x = 5,137.02
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.