Finding the Third Proportional to 2,090.81 and 3,126.09
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Solution
The third proportional to 2,090.81 and 3,126.09 is: 4,674.00
Step by Step Solution
- Step 1: Write the proportion equation
2,090.81 : 3,126.09 = 3,126.09 : x - Step 2: Convert to fraction form
2,090.81/3,126.09 = 3,126.09/x - Step 3: Cross multiply
2,090.81x = 3,126.09 × 3,126.09 - Step 4: Simplify right side
2,090.81x = 9,772,462.13 - Step 5: Solve for x
x = 9,772,462.13/2,090.81 - Step 6: Final answer
x = 4,674.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.