Home / 4,910.84-6,779.47-3,789.26

Finding the Fourth Proportional to 4,910.84, 6,779.47 and 3,789.26

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Solution

The fourth proportional to 4,910.84, 6,779.47 and 3,789.26 is: 5,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,910.84 : 6,779.47 = 3,789.26 : x
  2. Step 2: Convert to fraction form
    4,910.84/6,779.47 = 3,789.26/x
  3. Step 3: Cross multiply
    4,910.84x = 6,779.47 × 3,789.26
  4. Step 4: Simplify right side
    4,910.84x = 25,689,174.49
  5. Step 5: Solve for x
    x = 25,689,174.49/4,910.84
  6. Step 6: Final answer
    x = 5,231.12

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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.