Home / 1,629.18-2,441.48-1,262.25

Finding the Fourth Proportional to 1,629.18, 2,441.48 and 1,262.25

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Solution

The fourth proportional to 1,629.18, 2,441.48 and 1,262.25 is: 1,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629.18 : 2,441.48 = 1,262.25 : x
  2. Step 2: Convert to fraction form
    1,629.18/2,441.48 = 1,262.25/x
  3. Step 3: Cross multiply
    1,629.18x = 2,441.48 × 1,262.25
  4. Step 4: Simplify right side
    1,629.18x = 3,081,751.82
  5. Step 5: Solve for x
    x = 3,081,751.82/1,629.18
  6. Step 6: Final answer
    x = 1,891.60

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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.