Home / 6,749.25-9,313.97-3,954.75

Finding the Fourth Proportional to 6,749.25, 9,313.97 and 3,954.75

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Solution

The fourth proportional to 6,749.25, 9,313.97 and 3,954.75 is: 5,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.25 : 9,313.97 = 3,954.75 : x
  2. Step 2: Convert to fraction form
    6,749.25/9,313.97 = 3,954.75/x
  3. Step 3: Cross multiply
    6,749.25x = 9,313.97 × 3,954.75
  4. Step 4: Simplify right side
    6,749.25x = 36,834,403.08
  5. Step 5: Solve for x
    x = 36,834,403.08/6,749.25
  6. Step 6: Final answer
    x = 5,457.56

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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.