Home / 6,119-9,179.58-2,223.80

Finding the Fourth Proportional to 6,119, 9,179.58 and 2,223.80

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Solution

The fourth proportional to 6,119, 9,179.58 and 2,223.80 is: 3,336.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119 : 9,179.58 = 2,223.80 : x
  2. Step 2: Convert to fraction form
    6,119/9,179.58 = 2,223.80/x
  3. Step 3: Cross multiply
    6,119x = 9,179.58 × 2,223.80
  4. Step 4: Simplify right side
    6,119x = 20,413,550.00
  5. Step 5: Solve for x
    x = 20,413,550.00/6,119
  6. Step 6: Final answer
    x = 3,336.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.