Home / 6,144.36-9,216.24-1,984.56

Finding the Fourth Proportional to 6,144.36, 9,216.24 and 1,984.56

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Solution

The fourth proportional to 6,144.36, 9,216.24 and 1,984.56 is: 2,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.36 : 9,216.24 = 1,984.56 : x
  2. Step 2: Convert to fraction form
    6,144.36/9,216.24 = 1,984.56/x
  3. Step 3: Cross multiply
    6,144.36x = 9,216.24 × 1,984.56
  4. Step 4: Simplify right side
    6,144.36x = 18,290,181.25
  5. Step 5: Solve for x
    x = 18,290,181.25/6,144.36
  6. Step 6: Final answer
    x = 2,976.74

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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.