Home / 5,104.27-7,649.26-2,759.21

Finding the Fourth Proportional to 5,104.27, 7,649.26 and 2,759.21

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Solution

The fourth proportional to 5,104.27, 7,649.26 and 2,759.21 is: 4,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.27 : 7,649.26 = 2,759.21 : x
  2. Step 2: Convert to fraction form
    5,104.27/7,649.26 = 2,759.21/x
  3. Step 3: Cross multiply
    5,104.27x = 7,649.26 × 2,759.21
  4. Step 4: Simplify right side
    5,104.27x = 21,105,914.68
  5. Step 5: Solve for x
    x = 21,105,914.68/5,104.27
  6. Step 6: Final answer
    x = 4,134.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.