Home / 3,841.87-5,301.77-2,163.24

Finding the Fourth Proportional to 3,841.87, 5,301.77 and 2,163.24

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Solution

The fourth proportional to 3,841.87, 5,301.77 and 2,163.24 is: 2,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,841.87 : 5,301.77 = 2,163.24 : x
  2. Step 2: Convert to fraction form
    3,841.87/5,301.77 = 2,163.24/x
  3. Step 3: Cross multiply
    3,841.87x = 5,301.77 × 2,163.24
  4. Step 4: Simplify right side
    3,841.87x = 11,469,000.93
  5. Step 5: Solve for x
    x = 11,469,000.93/3,841.87
  6. Step 6: Final answer
    x = 2,985.27

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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.