Finding the Fourth Proportional to 7,056.78, 10,585.17 and 2,896.08
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Solution
The fourth proportional to 7,056.78, 10,585.17 and 2,896.08 is: 4,344.12
Step by Step Solution
- Step 1: Write the proportion equation
7,056.78 : 10,585.17 = 2,896.08 : x - Step 2: Convert to fraction form
7,056.78/10,585.17 = 2,896.08/x - Step 3: Cross multiply
7,056.78x = 10,585.17 × 2,896.08 - Step 4: Simplify right side
7,056.78x = 30,655,499.13 - Step 5: Solve for x
x = 30,655,499.13/7,056.78 - Step 6: Final answer
x = 4,344.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.