Finding the Fourth Proportional to 6,128.52, 8,457.36 and 3,334
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Solution
The fourth proportional to 6,128.52, 8,457.36 and 3,334 is: 4,600.92
Step by Step Solution
- Step 1: Write the proportion equation
6,128.52 : 8,457.36 = 3,334 : x - Step 2: Convert to fraction form
6,128.52/8,457.36 = 3,334/x - Step 3: Cross multiply
6,128.52x = 8,457.36 × 3,334 - Step 4: Simplify right side
6,128.52x = 28,196,838.24 - Step 5: Solve for x
x = 28,196,838.24/6,128.52 - Step 6: Final answer
x = 4,600.92
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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.