Home / 5,191.23-7,163.80-2,833.39

Finding the Fourth Proportional to 5,191.23, 7,163.80 and 2,833.39

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Solution

The fourth proportional to 5,191.23, 7,163.80 and 2,833.39 is: 3,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.23 : 7,163.80 = 2,833.39 : x
  2. Step 2: Convert to fraction form
    5,191.23/7,163.80 = 2,833.39/x
  3. Step 3: Cross multiply
    5,191.23x = 7,163.80 × 2,833.39
  4. Step 4: Simplify right side
    5,191.23x = 20,297,814.29
  5. Step 5: Solve for x
    x = 20,297,814.29/5,191.23
  6. Step 6: Final answer
    x = 3,910.02

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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.