Home / 3,179.05-4,763.37-3,057.55

Finding the Fourth Proportional to 3,179.05, 4,763.37 and 3,057.55

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Solution

The fourth proportional to 3,179.05, 4,763.37 and 3,057.55 is: 4,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179.05 : 4,763.37 = 3,057.55 : x
  2. Step 2: Convert to fraction form
    3,179.05/4,763.37 = 3,057.55/x
  3. Step 3: Cross multiply
    3,179.05x = 4,763.37 × 3,057.55
  4. Step 4: Simplify right side
    3,179.05x = 14,564,241.94
  5. Step 5: Solve for x
    x = 14,564,241.94/3,179.05
  6. Step 6: Final answer
    x = 4,581.32

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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.