Home / 3,629.41-5,005.83-2,512.22

Finding the Fourth Proportional to 3,629.41, 5,005.83 and 2,512.22

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Solution

The fourth proportional to 3,629.41, 5,005.83 and 2,512.22 is: 3,464.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.41 : 5,005.83 = 2,512.22 : x
  2. Step 2: Convert to fraction form
    3,629.41/5,005.83 = 2,512.22/x
  3. Step 3: Cross multiply
    3,629.41x = 5,005.83 × 2,512.22
  4. Step 4: Simplify right side
    3,629.41x = 12,575,730.63
  5. Step 5: Solve for x
    x = 12,575,730.63/3,629.41
  6. Step 6: Final answer
    x = 3,464.95

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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.