Home / 2,629.56-3,627.26-1,698.06

Finding the Fourth Proportional to 2,629.56, 3,627.26 and 1,698.06

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Solution

The fourth proportional to 2,629.56, 3,627.26 and 1,698.06 is: 2,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.56 : 3,627.26 = 1,698.06 : x
  2. Step 2: Convert to fraction form
    2,629.56/3,627.26 = 1,698.06/x
  3. Step 3: Cross multiply
    2,629.56x = 3,627.26 × 1,698.06
  4. Step 4: Simplify right side
    2,629.56x = 6,159,305.12
  5. Step 5: Solve for x
    x = 6,159,305.12/2,629.56
  6. Step 6: Final answer
    x = 2,342.33

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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.