Finding the Fourth Proportional to 2,258.46, 3,389.40 and 960.84
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Solution
The fourth proportional to 2,258.46, 3,389.40 and 960.84 is: 1,441.99
Step by Step Solution
- Step 1: Write the proportion equation
2,258.46 : 3,389.40 = 960.84 : x - Step 2: Convert to fraction form
2,258.46/3,389.40 = 960.84/x - Step 3: Cross multiply
2,258.46x = 3,389.40 × 960.84 - Step 4: Simplify right side
2,258.46x = 3,256,671.10 - Step 5: Solve for x
x = 3,256,671.10/2,258.46 - Step 6: Final answer
x = 1,441.99
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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.