Home / 1,466.33-2,198.27-685.94

Finding the Fourth Proportional to 1,466.33, 2,198.27 and 685.94

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Solution

The fourth proportional to 1,466.33, 2,198.27 and 685.94 is: 1,028.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.33 : 2,198.27 = 685.94 : x
  2. Step 2: Convert to fraction form
    1,466.33/2,198.27 = 685.94/x
  3. Step 3: Cross multiply
    1,466.33x = 2,198.27 × 685.94
  4. Step 4: Simplify right side
    1,466.33x = 1,507,888.53
  5. Step 5: Solve for x
    x = 1,507,888.53/1,466.33
  6. Step 6: Final answer
    x = 1,028.34

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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.