Home / 6,990.44-10,485.66-5,755.25

Finding the Fourth Proportional to 6,990.44, 10,485.66 and 5,755.25

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Solution

The fourth proportional to 6,990.44, 10,485.66 and 5,755.25 is: 8,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.44 : 10,485.66 = 5,755.25 : x
  2. Step 2: Convert to fraction form
    6,990.44/10,485.66 = 5,755.25/x
  3. Step 3: Cross multiply
    6,990.44x = 10,485.66 × 5,755.25
  4. Step 4: Simplify right side
    6,990.44x = 60,347,626.99
  5. Step 5: Solve for x
    x = 60,347,626.99/6,990.44
  6. Step 6: Final answer
    x = 8,632.88

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Similar ratio
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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.