Finding the Fourth Proportional to 5,428, 8,143.08 and 2,350
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Solution
The fourth proportional to 5,428, 8,143.08 and 2,350 is: 3,525.47
Step by Step Solution
- Step 1: Write the proportion equation
5,428 : 8,143.08 = 2,350 : x - Step 2: Convert to fraction form
5,428/8,143.08 = 2,350/x - Step 3: Cross multiply
5,428x = 8,143.08 × 2,350 - Step 4: Simplify right side
5,428x = 19,136,238 - Step 5: Solve for x
x = 19,136,238/5,428 - Step 6: Final answer
x = 3,525.47
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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.