Home / 4,163.30-5,745.41-2,274.87

Finding the Fourth Proportional to 4,163.30, 5,745.41 and 2,274.87

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Solution

The fourth proportional to 4,163.30, 5,745.41 and 2,274.87 is: 3,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.30 : 5,745.41 = 2,274.87 : x
  2. Step 2: Convert to fraction form
    4,163.30/5,745.41 = 2,274.87/x
  3. Step 3: Cross multiply
    4,163.30x = 5,745.41 × 2,274.87
  4. Step 4: Simplify right side
    4,163.30x = 13,070,060.85
  5. Step 5: Solve for x
    x = 13,070,060.85/4,163.30
  6. Step 6: Final answer
    x = 3,139.35

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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.