Home / 8,223.99-11,349.87-4,866.66

Finding the Fourth Proportional to 8,223.99, 11,349.87 and 4,866.66

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Solution

The fourth proportional to 8,223.99, 11,349.87 and 4,866.66 is: 6,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.99 : 11,349.87 = 4,866.66 : x
  2. Step 2: Convert to fraction form
    8,223.99/11,349.87 = 4,866.66/x
  3. Step 3: Cross multiply
    8,223.99x = 11,349.87 × 4,866.66
  4. Step 4: Simplify right side
    8,223.99x = 55,235,958.33
  5. Step 5: Solve for x
    x = 55,235,958.33/8,223.99
  6. Step 6: Final answer
    x = 6,716.44

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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.