Finding the Fourth Proportional to 10,530.72, 14,532.12 and 6,750
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Solution
The fourth proportional to 10,530.72, 14,532.12 and 6,750 is: 9,314.82
Step by Step Solution
- Step 1: Write the proportion equation
10,530.72 : 14,532.12 = 6,750 : x - Step 2: Convert to fraction form
10,530.72/14,532.12 = 6,750/x - Step 3: Cross multiply
10,530.72x = 14,532.12 × 6,750 - Step 4: Simplify right side
10,530.72x = 98,091,810 - Step 5: Solve for x
x = 98,091,810/10,530.72 - Step 6: Final answer
x = 9,314.82
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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.