Home / 6,749.28-9,313.38-3,765.24

Finding the Fourth Proportional to 6,749.28, 9,313.38 and 3,765.24

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Solution

The fourth proportional to 6,749.28, 9,313.38 and 3,765.24 is: 5,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.28 : 9,313.38 = 3,765.24 : x
  2. Step 2: Convert to fraction form
    6,749.28/9,313.38 = 3,765.24/x
  3. Step 3: Cross multiply
    6,749.28x = 9,313.38 × 3,765.24
  4. Step 4: Simplify right side
    6,749.28x = 35,067,110.91
  5. Step 5: Solve for x
    x = 35,067,110.91/6,749.28
  6. Step 6: Final answer
    x = 5,195.68

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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.