Finding the Fourth Proportional to 4,912, 6,778.56 and 2,704
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Solution
The fourth proportional to 4,912, 6,778.56 and 2,704 is: 3,731.52
Step by Step Solution
- Step 1: Write the proportion equation
4,912 : 6,778.56 = 2,704 : x - Step 2: Convert to fraction form
4,912/6,778.56 = 2,704/x - Step 3: Cross multiply
4,912x = 6,778.56 × 2,704 - Step 4: Simplify right side
4,912x = 18,329,226.24 - Step 5: Solve for x
x = 18,329,226.24/4,912 - Step 6: Final answer
x = 3,731.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.