Finding the Fourth Proportional to 5,440, 8,161.08 and 2,320
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Solution
The fourth proportional to 5,440, 8,161.08 and 2,320 is: 3,480.46
Step by Step Solution
- Step 1: Write the proportion equation
5,440 : 8,161.08 = 2,320 : x - Step 2: Convert to fraction form
5,440/8,161.08 = 2,320/x - Step 3: Cross multiply
5,440x = 8,161.08 × 2,320 - Step 4: Simplify right side
5,440x = 18,933,705.60 - Step 5: Solve for x
x = 18,933,705.60/5,440 - Step 6: Final answer
x = 3,480.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.