Home / 3,039.13-4,194-1,641.88

Finding the Fourth Proportional to 3,039.13, 4,194 and 1,641.88

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Solution

The fourth proportional to 3,039.13, 4,194 and 1,641.88 is: 2,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.13 : 4,194 = 1,641.88 : x
  2. Step 2: Convert to fraction form
    3,039.13/4,194 = 1,641.88/x
  3. Step 3: Cross multiply
    3,039.13x = 4,194 × 1,641.88
  4. Step 4: Simplify right side
    3,039.13x = 6,886,044.72
  5. Step 5: Solve for x
    x = 6,886,044.72/3,039.13
  6. Step 6: Final answer
    x = 2,265.79

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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.