Home / 1,629.21-2,250.15-1,104.33

Finding the Fourth Proportional to 1,629.21, 2,250.15 and 1,104.33

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Solution

The fourth proportional to 1,629.21, 2,250.15 and 1,104.33 is: 1,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.21 : 2,250.15 = 1,104.33 : x
  2. Step 2: Convert to fraction form
    1,629.21/2,250.15 = 1,104.33/x
  3. Step 3: Cross multiply
    1,629.21x = 2,250.15 × 1,104.33
  4. Step 4: Simplify right side
    1,629.21x = 2,484,908.15
  5. Step 5: Solve for x
    x = 2,484,908.15/1,629.21
  6. Step 6: Final answer
    x = 1,525.22

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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.