Home / 4,910.83-6,778.92-3,339.88

Finding the Fourth Proportional to 4,910.83, 6,778.92 and 3,339.88

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Solution

The fourth proportional to 4,910.83, 6,778.92 and 3,339.88 is: 4,610.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.83 : 6,778.92 = 3,339.88 : x
  2. Step 2: Convert to fraction form
    4,910.83/6,778.92 = 3,339.88/x
  3. Step 3: Cross multiply
    4,910.83x = 6,778.92 × 3,339.88
  4. Step 4: Simplify right side
    4,910.83x = 22,640,779.33
  5. Step 5: Solve for x
    x = 22,640,779.33/4,910.83
  6. Step 6: Final answer
    x = 4,610.38

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1.5x scale

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.