Finding the Third Proportional to 1,135.13 and 1,660.31
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Solution
The third proportional to 1,135.13 and 1,660.31 is: 2,428.49
Step by Step Solution
- Step 1: Write the proportion equation
1,135.13 : 1,660.31 = 1,660.31 : x - Step 2: Convert to fraction form
1,135.13/1,660.31 = 1,660.31/x - Step 3: Cross multiply
1,135.13x = 1,660.31 × 1,660.31 - Step 4: Simplify right side
1,135.13x = 2,756,637.60 - Step 5: Solve for x
x = 2,756,637.60/1,135.13 - Step 6: Final answer
x = 2,428.49
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.