Home / 2,833.08-3,910.40-1,994.04

Finding the Fourth Proportional to 2,833.08, 3,910.40 and 1,994.04

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Solution

The fourth proportional to 2,833.08, 3,910.40 and 1,994.04 is: 2,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.08 : 3,910.40 = 1,994.04 : x
  2. Step 2: Convert to fraction form
    2,833.08/3,910.40 = 1,994.04/x
  3. Step 3: Cross multiply
    2,833.08x = 3,910.40 × 1,994.04
  4. Step 4: Simplify right side
    2,833.08x = 7,797,508.13
  5. Step 5: Solve for x
    x = 7,797,508.13/2,833.08
  6. Step 6: Final answer
    x = 2,752.31

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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.