Finding the Fourth Proportional to 9,517.92, 13,134 and 5,325.60
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Solution
The fourth proportional to 9,517.92, 13,134 and 5,325.60 is: 7,348.92
Step by Step Solution
- Step 1: Write the proportion equation
9,517.92 : 13,134 = 5,325.60 : x - Step 2: Convert to fraction form
9,517.92/13,134 = 5,325.60/x - Step 3: Cross multiply
9,517.92x = 13,134 × 5,325.60 - Step 4: Simplify right side
9,517.92x = 69,946,430.40 - Step 5: Solve for x
x = 69,946,430.40/9,517.92 - Step 6: Final answer
x = 7,348.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.