Finding the Fourth Proportional to 12,171.99, 16,797.35 and 6,582.99
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Solution
The fourth proportional to 12,171.99, 16,797.35 and 6,582.99 is: 9,084.53
Step by Step Solution
- Step 1: Write the proportion equation
12,171.99 : 16,797.35 = 6,582.99 : x - Step 2: Convert to fraction form
12,171.99/16,797.35 = 6,582.99/x - Step 3: Cross multiply
12,171.99x = 16,797.35 × 6,582.99 - Step 4: Simplify right side
12,171.99x = 110,576,754.16 - Step 5: Solve for x
x = 110,576,754.16/12,171.99 - Step 6: Final answer
x = 9,084.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.