Finding the Third Proportional to 5,368.50 and 6,918.75
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Solution
The third proportional to 5,368.50 and 6,918.75 is: 8,916.66
Step by Step Solution
- Step 1: Write the proportion equation
5,368.50 : 6,918.75 = 6,918.75 : x - Step 2: Convert to fraction form
5,368.50/6,918.75 = 6,918.75/x - Step 3: Cross multiply
5,368.50x = 6,918.75 × 6,918.75 - Step 4: Simplify right side
5,368.50x = 47,869,101.56 - Step 5: Solve for x
x = 47,869,101.56/5,368.50 - Step 6: Final answer
x = 8,916.66
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These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.