Home / 2,629.13-3,943.69-1,474.97

Finding the Fourth Proportional to 2,629.13, 3,943.69 and 1,474.97

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Solution

The fourth proportional to 2,629.13, 3,943.69 and 1,474.97 is: 2,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.13 : 3,943.69 = 1,474.97 : x
  2. Step 2: Convert to fraction form
    2,629.13/3,943.69 = 1,474.97/x
  3. Step 3: Cross multiply
    2,629.13x = 3,943.69 × 1,474.97
  4. Step 4: Simplify right side
    2,629.13x = 5,816,804.72
  5. Step 5: Solve for x
    x = 5,816,804.72/2,629.13
  6. Step 6: Final answer
    x = 2,212.45

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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.