Home / 1,647.24-2,261.70-1,604.43

Finding the Fourth Proportional to 1,647.24, 2,261.70 and 1,604.43

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Solution

The fourth proportional to 1,647.24, 2,261.70 and 1,604.43 is: 2,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647.24 : 2,261.70 = 1,604.43 : x
  2. Step 2: Convert to fraction form
    1,647.24/2,261.70 = 1,604.43/x
  3. Step 3: Cross multiply
    1,647.24x = 2,261.70 × 1,604.43
  4. Step 4: Simplify right side
    1,647.24x = 3,628,739.33
  5. Step 5: Solve for x
    x = 3,628,739.33/1,647.24
  6. Step 6: Final answer
    x = 2,202.92

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.