Finding the Fourth Proportional to 6,497.60, 9,750.13 and 6,444.75
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Solution
The fourth proportional to 6,497.60, 9,750.13 and 6,444.75 is: 9,670.82
Step by Step Solution
- Step 1: Write the proportion equation
6,497.60 : 9,750.13 = 6,444.75 : x - Step 2: Convert to fraction form
6,497.60/9,750.13 = 6,444.75/x - Step 3: Cross multiply
6,497.60x = 9,750.13 × 6,444.75 - Step 4: Simplify right side
6,497.60x = 62,837,134.21 - Step 5: Solve for x
x = 62,837,134.21/6,497.60 - Step 6: Final answer
x = 9,670.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.