Finding the Fourth Proportional to 8,360.55, 11,530.76 and 6,003.99
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Solution
The fourth proportional to 8,360.55, 11,530.76 and 6,003.99 is: 8,280.62
Step by Step Solution
- Step 1: Write the proportion equation
8,360.55 : 11,530.76 = 6,003.99 : x - Step 2: Convert to fraction form
8,360.55/11,530.76 = 6,003.99/x - Step 3: Cross multiply
8,360.55x = 11,530.76 × 6,003.99 - Step 4: Simplify right side
8,360.55x = 69,230,537.71 - Step 5: Solve for x
x = 69,230,537.71/8,360.55 - Step 6: Final answer
x = 8,280.62
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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.