Home / 2,371.78-3,273.06-1,323.85

Finding the Fourth Proportional to 2,371.78, 3,273.06 and 1,323.85

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Solution

The fourth proportional to 2,371.78, 3,273.06 and 1,323.85 is: 1,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.78 : 3,273.06 = 1,323.85 : x
  2. Step 2: Convert to fraction form
    2,371.78/3,273.06 = 1,323.85/x
  3. Step 3: Cross multiply
    2,371.78x = 3,273.06 × 1,323.85
  4. Step 4: Simplify right side
    2,371.78x = 4,333,024.12
  5. Step 5: Solve for x
    x = 4,333,024.12/2,371.78
  6. Step 6: Final answer
    x = 1,826.91

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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.