Home / 2,629.20-3,630.24-1,844.31

Finding the Fourth Proportional to 2,629.20, 3,630.24 and 1,844.31

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Solution

The fourth proportional to 2,629.20, 3,630.24 and 1,844.31 is: 2,546.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.20 : 3,630.24 = 1,844.31 : x
  2. Step 2: Convert to fraction form
    2,629.20/3,630.24 = 1,844.31/x
  3. Step 3: Cross multiply
    2,629.20x = 3,630.24 × 1,844.31
  4. Step 4: Simplify right side
    2,629.20x = 6,695,287.93
  5. Step 5: Solve for x
    x = 6,695,287.93/2,629.20
  6. Step 6: Final answer
    x = 2,546.51

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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.