Home / 6,749.44-9,313.77-4,231.45

Finding the Fourth Proportional to 6,749.44, 9,313.77 and 4,231.45

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Solution

The fourth proportional to 6,749.44, 9,313.77 and 4,231.45 is: 5,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.44 : 9,313.77 = 4,231.45 : x
  2. Step 2: Convert to fraction form
    6,749.44/9,313.77 = 4,231.45/x
  3. Step 3: Cross multiply
    6,749.44x = 9,313.77 × 4,231.45
  4. Step 4: Simplify right side
    6,749.44x = 39,410,705.50
  5. Step 5: Solve for x
    x = 39,410,705.50/6,749.44
  6. Step 6: Final answer
    x = 5,839.11

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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.