Home / 4,163.56-5,745.90-2,300.56

Finding the Fourth Proportional to 4,163.56, 5,745.90 and 2,300.56

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Solution

The fourth proportional to 4,163.56, 5,745.90 and 2,300.56 is: 3,174.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.56 : 5,745.90 = 2,300.56 : x
  2. Step 2: Convert to fraction form
    4,163.56/5,745.90 = 2,300.56/x
  3. Step 3: Cross multiply
    4,163.56x = 5,745.90 × 2,300.56
  4. Step 4: Simplify right side
    4,163.56x = 13,218,787.70
  5. Step 5: Solve for x
    x = 13,218,787.70/4,163.56
  6. Step 6: Final answer
    x = 3,174.88

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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.