Finding the Fourth Proportional to 11,555.63, 17,332.76 and 3,235.46
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Solution
The fourth proportional to 11,555.63, 17,332.76 and 3,235.46 is: 4,852.99
Step by Step Solution
- Step 1: Write the proportion equation
11,555.63 : 17,332.76 = 3,235.46 : x - Step 2: Convert to fraction form
11,555.63/17,332.76 = 3,235.46/x - Step 3: Cross multiply
11,555.63x = 17,332.76 × 3,235.46 - Step 4: Simplify right side
11,555.63x = 56,079,348.83 - Step 5: Solve for x
x = 56,079,348.83/11,555.63 - Step 6: Final answer
x = 4,852.99
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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.