Home / 1,648.44-2,469.92-1,160.64

Finding the Fourth Proportional to 1,648.44, 2,469.92 and 1,160.64

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Solution

The fourth proportional to 1,648.44, 2,469.92 and 1,160.64 is: 1,739.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648.44 : 2,469.92 = 1,160.64 : x
  2. Step 2: Convert to fraction form
    1,648.44/2,469.92 = 1,160.64/x
  3. Step 3: Cross multiply
    1,648.44x = 2,469.92 × 1,160.64
  4. Step 4: Simplify right side
    1,648.44x = 2,866,682.15
  5. Step 5: Solve for x
    x = 2,866,682.15/1,648.44
  6. Step 6: Final answer
    x = 1,739.03

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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.