Home / 5,191.07-7,163.64-2,833.22

Finding the Fourth Proportional to 5,191.07, 7,163.64 and 2,833.22

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Solution

The fourth proportional to 5,191.07, 7,163.64 and 2,833.22 is: 3,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191.07 : 7,163.64 = 2,833.22 : x
  2. Step 2: Convert to fraction form
    5,191.07/7,163.64 = 2,833.22/x
  3. Step 3: Cross multiply
    5,191.07x = 7,163.64 × 2,833.22
  4. Step 4: Simplify right side
    5,191.07x = 20,296,186.03
  5. Step 5: Solve for x
    x = 20,296,186.03/5,191.07
  6. Step 6: Final answer
    x = 3,909.83

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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.