Home / 2,959.30-4,083.89-1,633.09

Finding the Fourth Proportional to 2,959.30, 4,083.89 and 1,633.09

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Solution

The fourth proportional to 2,959.30, 4,083.89 and 1,633.09 is: 2,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.30 : 4,083.89 = 1,633.09 : x
  2. Step 2: Convert to fraction form
    2,959.30/4,083.89 = 1,633.09/x
  3. Step 3: Cross multiply
    2,959.30x = 4,083.89 × 1,633.09
  4. Step 4: Simplify right side
    2,959.30x = 6,669,359.92
  5. Step 5: Solve for x
    x = 6,669,359.92/2,959.30
  6. Step 6: Final answer
    x = 2,253.70

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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.