Home / 2,233.92-3,083-1,239.52

Finding the Fourth Proportional to 2,233.92, 3,083 and 1,239.52

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Solution

The fourth proportional to 2,233.92, 3,083 and 1,239.52 is: 1,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.92 : 3,083 = 1,239.52 : x
  2. Step 2: Convert to fraction form
    2,233.92/3,083 = 1,239.52/x
  3. Step 3: Cross multiply
    2,233.92x = 3,083 × 1,239.52
  4. Step 4: Simplify right side
    2,233.92x = 3,821,440.16
  5. Step 5: Solve for x
    x = 3,821,440.16/2,233.92
  6. Step 6: Final answer
    x = 1,710.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.