Finding the Fourth Proportional to 5,438, 8,157.08 and 1,334
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Solution
The fourth proportional to 5,438, 8,157.08 and 1,334 is: 2,001.02
Step by Step Solution
- Step 1: Write the proportion equation
5,438 : 8,157.08 = 1,334 : x - Step 2: Convert to fraction form
5,438/8,157.08 = 1,334/x - Step 3: Cross multiply
5,438x = 8,157.08 × 1,334 - Step 4: Simplify right side
5,438x = 10,881,544.72 - Step 5: Solve for x
x = 10,881,544.72/5,438 - Step 6: Final answer
x = 2,001.02
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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.