Finding the Third Proportional to 887.50 and 1,868
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Solution
The third proportional to 887.50 and 1,868 is: 3,931.75
Step by Step Solution
- Step 1: Write the proportion equation
887.50 : 1,868 = 1,868 : x - Step 2: Convert to fraction form
887.50/1,868 = 1,868/x - Step 3: Cross multiply
887.50x = 1,868 × 1,868 - Step 4: Simplify right side
887.50x = 3,489,424 - Step 5: Solve for x
x = 3,489,424/887.50 - Step 6: Final answer
x = 3,931.75
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These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.