Finding the Fourth Proportional to 8,437.07, 11,631.51 and 6,048.99
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Solution
The fourth proportional to 8,437.07, 11,631.51 and 6,048.99 is: 8,339.26
Step by Step Solution
- Step 1: Write the proportion equation
8,437.07 : 11,631.51 = 6,048.99 : x - Step 2: Convert to fraction form
8,437.07/11,631.51 = 6,048.99/x - Step 3: Cross multiply
8,437.07x = 11,631.51 × 6,048.99 - Step 4: Simplify right side
8,437.07x = 70,358,887.67 - Step 5: Solve for x
x = 70,358,887.67/8,437.07 - Step 6: Final answer
x = 8,339.26
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1.5x scale
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.