Home / 4,960.45-6,845.48-2,722.28

Finding the Fourth Proportional to 4,960.45, 6,845.48 and 2,722.28

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Solution

The fourth proportional to 4,960.45, 6,845.48 and 2,722.28 is: 3,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.45 : 6,845.48 = 2,722.28 : x
  2. Step 2: Convert to fraction form
    4,960.45/6,845.48 = 2,722.28/x
  3. Step 3: Cross multiply
    4,960.45x = 6,845.48 × 2,722.28
  4. Step 4: Simplify right side
    4,960.45x = 18,635,313.29
  5. Step 5: Solve for x
    x = 18,635,313.29/4,960.45
  6. Step 6: Final answer
    x = 3,756.78

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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.