Home / 5,222.99-7,207.77-2,832.98

Finding the Fourth Proportional to 5,222.99, 7,207.77 and 2,832.98

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Solution

The fourth proportional to 5,222.99, 7,207.77 and 2,832.98 is: 3,909.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.99 : 7,207.77 = 2,832.98 : x
  2. Step 2: Convert to fraction form
    5,222.99/7,207.77 = 2,832.98/x
  3. Step 3: Cross multiply
    5,222.99x = 7,207.77 × 2,832.98
  4. Step 4: Simplify right side
    5,222.99x = 20,419,468.25
  5. Step 5: Solve for x
    x = 20,419,468.25/5,222.99
  6. Step 6: Final answer
    x = 3,909.54

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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.