Finding the Fourth Proportional to 5,412, 8,118.01 and 1,308
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Solution
The fourth proportional to 5,412, 8,118.01 and 1,308 is: 1,962.00
Step by Step Solution
- Step 1: Write the proportion equation
5,412 : 8,118.01 = 1,308 : x - Step 2: Convert to fraction form
5,412/8,118.01 = 1,308/x - Step 3: Cross multiply
5,412x = 8,118.01 × 1,308 - Step 4: Simplify right side
5,412x = 10,618,357.08 - Step 5: Solve for x
x = 10,618,357.08/5,412 - Step 6: Final answer
x = 1,962.00
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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.