Finding the Fourth Proportional to 10,894.08, 15,033.76 and 5,926.08
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Solution
The fourth proportional to 10,894.08, 15,033.76 and 5,926.08 is: 8,177.95
Step by Step Solution
- Step 1: Write the proportion equation
10,894.08 : 15,033.76 = 5,926.08 : x - Step 2: Convert to fraction form
10,894.08/15,033.76 = 5,926.08/x - Step 3: Cross multiply
10,894.08x = 15,033.76 × 5,926.08 - Step 4: Simplify right side
10,894.08x = 89,091,264.46 - Step 5: Solve for x
x = 89,091,264.46/10,894.08 - Step 6: Final answer
x = 8,177.95
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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.