Home / 1,833.06-2,745.66-1,139.94

Finding the Fourth Proportional to 1,833.06, 2,745.66 and 1,139.94

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Solution

The fourth proportional to 1,833.06, 2,745.66 and 1,139.94 is: 1,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.06 : 2,745.66 = 1,139.94 : x
  2. Step 2: Convert to fraction form
    1,833.06/2,745.66 = 1,139.94/x
  3. Step 3: Cross multiply
    1,833.06x = 2,745.66 × 1,139.94
  4. Step 4: Simplify right side
    1,833.06x = 3,129,887.66
  5. Step 5: Solve for x
    x = 3,129,887.66/1,833.06
  6. Step 6: Final answer
    x = 1,707.47

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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.