Home / 4,079.24-5,629.38-2,216.24

Finding the Fourth Proportional to 4,079.24, 5,629.38 and 2,216.24

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Solution

The fourth proportional to 4,079.24, 5,629.38 and 2,216.24 is: 3,058.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.24 : 5,629.38 = 2,216.24 : x
  2. Step 2: Convert to fraction form
    4,079.24/5,629.38 = 2,216.24/x
  3. Step 3: Cross multiply
    4,079.24x = 5,629.38 × 2,216.24
  4. Step 4: Simplify right side
    4,079.24x = 12,476,057.13
  5. Step 5: Solve for x
    x = 12,476,057.13/4,079.24
  6. Step 6: Final answer
    x = 3,058.43

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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.