Finding the Fourth Proportional to 5.03, 6.93 and 4
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Solution
The fourth proportional to 5.03, 6.93 and 4 is: 5.51
Step by Step Solution
- Step 1: Write the proportion equation
5.03 : 6.93 = 4 : x - Step 2: Convert to fraction form
5.03/6.93 = 4/x - Step 3: Cross multiply
5.03x = 6.93 × 4 - Step 4: Simplify right side
5.03x = 27.70 - Step 5: Solve for x
x = 27.70/5.03 - Step 6: Final answer
x = 5.51
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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.