Home / 6,728.12-10,092.81-1,798.05

Finding the Fourth Proportional to 6,728.12, 10,092.81 and 1,798.05

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Solution

The fourth proportional to 6,728.12, 10,092.81 and 1,798.05 is: 2,697.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.12 : 10,092.81 = 1,798.05 : x
  2. Step 2: Convert to fraction form
    6,728.12/10,092.81 = 1,798.05/x
  3. Step 3: Cross multiply
    6,728.12x = 10,092.81 × 1,798.05
  4. Step 4: Simplify right side
    6,728.12x = 18,147,377.02
  5. Step 5: Solve for x
    x = 18,147,377.02/6,728.12
  6. Step 6: Final answer
    x = 2,697.25

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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.