Home / 6,749.76-9,313.74-3,765.18

Finding the Fourth Proportional to 6,749.76, 9,313.74 and 3,765.18

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Solution

The fourth proportional to 6,749.76, 9,313.74 and 3,765.18 is: 5,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.76 : 9,313.74 = 3,765.18 : x
  2. Step 2: Convert to fraction form
    6,749.76/9,313.74 = 3,765.18/x
  3. Step 3: Cross multiply
    6,749.76x = 9,313.74 × 3,765.18
  4. Step 4: Simplify right side
    6,749.76x = 35,067,907.57
  5. Step 5: Solve for x
    x = 35,067,907.57/6,749.76
  6. Step 6: Final answer
    x = 5,195.43

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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.