Finding the Fourth Proportional to 2,152.05, 3,225.24 and 1,176
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Solution
The fourth proportional to 2,152.05, 3,225.24 and 1,176 is: 1,762.45
Step by Step Solution
- Step 1: Write the proportion equation
2,152.05 : 3,225.24 = 1,176 : x - Step 2: Convert to fraction form
2,152.05/3,225.24 = 1,176/x - Step 3: Cross multiply
2,152.05x = 3,225.24 × 1,176 - Step 4: Simplify right side
2,152.05x = 3,792,882.24 - Step 5: Solve for x
x = 3,792,882.24/2,152.05 - Step 6: Final answer
x = 1,762.45
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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.