Finding the Fourth Proportional to 9,989.68, 14,984.16 and 3,064
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Solution
The fourth proportional to 9,989.68, 14,984.16 and 3,064 is: 4,595.89
Step by Step Solution
- Step 1: Write the proportion equation
9,989.68 : 14,984.16 = 3,064 : x - Step 2: Convert to fraction form
9,989.68/14,984.16 = 3,064/x - Step 3: Cross multiply
9,989.68x = 14,984.16 × 3,064 - Step 4: Simplify right side
9,989.68x = 45,911,466.24 - Step 5: Solve for x
x = 45,911,466.24/9,989.68 - Step 6: Final answer
x = 4,595.89
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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.