Finding the Fourth Proportional to 4,116, 6,177.12 and 2,172
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Solution
The fourth proportional to 4,116, 6,177.12 and 2,172 is: 3,259.65
Step by Step Solution
- Step 1: Write the proportion equation
4,116 : 6,177.12 = 2,172 : x - Step 2: Convert to fraction form
4,116/6,177.12 = 2,172/x - Step 3: Cross multiply
4,116x = 6,177.12 × 2,172 - Step 4: Simplify right side
4,116x = 13,416,704.64 - Step 5: Solve for x
x = 13,416,704.64/4,116 - Step 6: Final answer
x = 3,259.65
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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.