Home / 6,760.82-10,145.73-2,378.21

Finding the Fourth Proportional to 6,760.82, 10,145.73 and 2,378.21

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Solution

The fourth proportional to 6,760.82, 10,145.73 and 2,378.21 is: 3,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.82 : 10,145.73 = 2,378.21 : x
  2. Step 2: Convert to fraction form
    6,760.82/10,145.73 = 2,378.21/x
  3. Step 3: Cross multiply
    6,760.82x = 10,145.73 × 2,378.21
  4. Step 4: Simplify right side
    6,760.82x = 24,128,676.54
  5. Step 5: Solve for x
    x = 24,128,676.54/6,760.82
  6. Step 6: Final answer
    x = 3,568.90

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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.