Home / 4,163.11-5,745.89-2,672.91

Finding the Fourth Proportional to 4,163.11, 5,745.89 and 2,672.91

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Solution

The fourth proportional to 4,163.11, 5,745.89 and 2,672.91 is: 3,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.11 : 5,745.89 = 2,672.91 : x
  2. Step 2: Convert to fraction form
    4,163.11/5,745.89 = 2,672.91/x
  3. Step 3: Cross multiply
    4,163.11x = 5,745.89 × 2,672.91
  4. Step 4: Simplify right side
    4,163.11x = 15,358,232.48
  5. Step 5: Solve for x
    x = 15,358,232.48/4,163.11
  6. Step 6: Final answer
    x = 3,689.13

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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.