Home / 4,179.92-5,768.94-2,412.08

Finding the Fourth Proportional to 4,179.92, 5,768.94 and 2,412.08

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Solution

The fourth proportional to 4,179.92, 5,768.94 and 2,412.08 is: 3,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.92 : 5,768.94 = 2,412.08 : x
  2. Step 2: Convert to fraction form
    4,179.92/5,768.94 = 2,412.08/x
  3. Step 3: Cross multiply
    4,179.92x = 5,768.94 × 2,412.08
  4. Step 4: Simplify right side
    4,179.92x = 13,915,144.80
  5. Step 5: Solve for x
    x = 13,915,144.80/4,179.92
  6. Step 6: Final answer
    x = 3,329.05

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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.