Home / 2,629.03-3,627.92-1,634.28

Finding the Fourth Proportional to 2,629.03, 3,627.92 and 1,634.28

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Solution

The fourth proportional to 2,629.03, 3,627.92 and 1,634.28 is: 2,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.03 : 3,627.92 = 1,634.28 : x
  2. Step 2: Convert to fraction form
    2,629.03/3,627.92 = 1,634.28/x
  3. Step 3: Cross multiply
    2,629.03x = 3,627.92 × 1,634.28
  4. Step 4: Simplify right side
    2,629.03x = 5,929,037.10
  5. Step 5: Solve for x
    x = 5,929,037.10/2,629.03
  6. Step 6: Final answer
    x = 2,255.22

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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.