Home / 2,146.92-3,215.26-1,233

Finding the Fourth Proportional to 2,146.92, 3,215.26 and 1,233

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Solution

The fourth proportional to 2,146.92, 3,215.26 and 1,233 is: 1,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146.92 : 3,215.26 = 1,233 : x
  2. Step 2: Convert to fraction form
    2,146.92/3,215.26 = 1,233/x
  3. Step 3: Cross multiply
    2,146.92x = 3,215.26 × 1,233
  4. Step 4: Simplify right side
    2,146.92x = 3,964,415.58
  5. Step 5: Solve for x
    x = 3,964,415.58/2,146.92
  6. Step 6: Final answer
    x = 1,846.56

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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.