Home / 1,675.44-2,509.56-1,629.36

Finding the Fourth Proportional to 1,675.44, 2,509.56 and 1,629.36

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Solution

The fourth proportional to 1,675.44, 2,509.56 and 1,629.36 is: 2,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.44 : 2,509.56 = 1,629.36 : x
  2. Step 2: Convert to fraction form
    1,675.44/2,509.56 = 1,629.36/x
  3. Step 3: Cross multiply
    1,675.44x = 2,509.56 × 1,629.36
  4. Step 4: Simplify right side
    1,675.44x = 4,088,976.68
  5. Step 5: Solve for x
    x = 4,088,976.68/1,675.44
  6. Step 6: Final answer
    x = 2,440.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.