Finding the Fourth Proportional to 2,330.18, 3,494.35 and 868.53
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Solution
The fourth proportional to 2,330.18, 3,494.35 and 868.53 is: 1,302.45
Step by Step Solution
- Step 1: Write the proportion equation
2,330.18 : 3,494.35 = 868.53 : x - Step 2: Convert to fraction form
2,330.18/3,494.35 = 868.53/x - Step 3: Cross multiply
2,330.18x = 3,494.35 × 868.53 - Step 4: Simplify right side
2,330.18x = 3,034,947.81 - Step 5: Solve for x
x = 3,034,947.81/2,330.18 - Step 6: Final answer
x = 1,302.45
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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.