Finding the Fourth Proportional to 7,202.96, 10,800.60 and 6,372.08
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Solution
The fourth proportional to 7,202.96, 10,800.60 and 6,372.08 is: 9,554.72
Step by Step Solution
- Step 1: Write the proportion equation
7,202.96 : 10,800.60 = 6,372.08 : x - Step 2: Convert to fraction form
7,202.96/10,800.60 = 6,372.08/x - Step 3: Cross multiply
7,202.96x = 10,800.60 × 6,372.08 - Step 4: Simplify right side
7,202.96x = 68,822,287.25 - Step 5: Solve for x
x = 68,822,287.25/7,202.96 - Step 6: Final answer
x = 9,554.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.