Home / 3,744.24-5,621.22-2,879.16

Finding the Fourth Proportional to 3,744.24, 5,621.22 and 2,879.16

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Solution

The fourth proportional to 3,744.24, 5,621.22 and 2,879.16 is: 4,322.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.24 : 5,621.22 = 2,879.16 : x
  2. Step 2: Convert to fraction form
    3,744.24/5,621.22 = 2,879.16/x
  3. Step 3: Cross multiply
    3,744.24x = 5,621.22 × 2,879.16
  4. Step 4: Simplify right side
    3,744.24x = 16,184,391.78
  5. Step 5: Solve for x
    x = 16,184,391.78/3,744.24
  6. Step 6: Final answer
    x = 4,322.48

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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.