Finding the Fourth Proportional to 1,510.14, 2,084.11 and 847.05
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Solution
The fourth proportional to 1,510.14, 2,084.11 and 847.05 is: 1,168.99
Step by Step Solution
- Step 1: Write the proportion equation
1,510.14 : 2,084.11 = 847.05 : x - Step 2: Convert to fraction form
1,510.14/2,084.11 = 847.05/x - Step 3: Cross multiply
1,510.14x = 2,084.11 × 847.05 - Step 4: Simplify right side
1,510.14x = 1,765,345.38 - Step 5: Solve for x
x = 1,765,345.38/1,510.14 - Step 6: Final answer
x = 1,168.99
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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.