Finding the Third Proportional to 2,756.81 and 4,455.84
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Solution
The third proportional to 2,756.81 and 4,455.84 is: 7,201.99
Step by Step Solution
- Step 1: Write the proportion equation
2,756.81 : 4,455.84 = 4,455.84 : x - Step 2: Convert to fraction form
2,756.81/4,455.84 = 4,455.84/x - Step 3: Cross multiply
2,756.81x = 4,455.84 × 4,455.84 - Step 4: Simplify right side
2,756.81x = 19,854,543.52 - Step 5: Solve for x
x = 19,854,543.52/2,756.81 - Step 6: Final answer
x = 7,201.99
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These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.