Finding the Fourth Proportional to 2,211.50, 3,317.00 and 568.08
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Solution
The fourth proportional to 2,211.50, 3,317.00 and 568.08 is: 852.06
Step by Step Solution
- Step 1: Write the proportion equation
2,211.50 : 3,317.00 = 568.08 : x - Step 2: Convert to fraction form
2,211.50/3,317.00 = 568.08/x - Step 3: Cross multiply
2,211.50x = 3,317.00 × 568.08 - Step 4: Simplify right side
2,211.50x = 1,884,318.52 - Step 5: Solve for x
x = 1,884,318.52/2,211.50 - Step 6: Final answer
x = 852.06
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1.5x scale
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.