Home / 6,728.20-10,091.56-1,798.27

Finding the Fourth Proportional to 6,728.20, 10,091.56 and 1,798.27

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Solution

The fourth proportional to 6,728.20, 10,091.56 and 1,798.27 is: 2,697.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.20 : 10,091.56 = 1,798.27 : x
  2. Step 2: Convert to fraction form
    6,728.20/10,091.56 = 1,798.27/x
  3. Step 3: Cross multiply
    6,728.20x = 10,091.56 × 1,798.27
  4. Step 4: Simplify right side
    6,728.20x = 18,147,349.60
  5. Step 5: Solve for x
    x = 18,147,349.60/6,728.20
  6. Step 6: Final answer
    x = 2,697.21

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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.