Home / 4,261.37-5,879.13-2,581.57

Finding the Fourth Proportional to 4,261.37, 5,879.13 and 2,581.57

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Solution

The fourth proportional to 4,261.37, 5,879.13 and 2,581.57 is: 3,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.37 : 5,879.13 = 2,581.57 : x
  2. Step 2: Convert to fraction form
    4,261.37/5,879.13 = 2,581.57/x
  3. Step 3: Cross multiply
    4,261.37x = 5,879.13 × 2,581.57
  4. Step 4: Simplify right side
    4,261.37x = 15,177,356.24
  5. Step 5: Solve for x
    x = 15,177,356.24/4,261.37
  6. Step 6: Final answer
    x = 3,561.61

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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.