Home / 2,629.60-3,629.46-1,844.80

Finding the Fourth Proportional to 2,629.60, 3,629.46 and 1,844.80

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Solution

The fourth proportional to 2,629.60, 3,629.46 and 1,844.80 is: 2,546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.60 : 3,629.46 = 1,844.80 : x
  2. Step 2: Convert to fraction form
    2,629.60/3,629.46 = 1,844.80/x
  3. Step 3: Cross multiply
    2,629.60x = 3,629.46 × 1,844.80
  4. Step 4: Simplify right side
    2,629.60x = 6,695,627.81
  5. Step 5: Solve for x
    x = 6,695,627.81/2,629.60
  6. Step 6: Final answer
    x = 2,546.25

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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.