Home / 3,150.75-4,726.97-2,806.44

Finding the Fourth Proportional to 3,150.75, 4,726.97 and 2,806.44

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Solution

The fourth proportional to 3,150.75, 4,726.97 and 2,806.44 is: 4,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.75 : 4,726.97 = 2,806.44 : x
  2. Step 2: Convert to fraction form
    3,150.75/4,726.97 = 2,806.44/x
  3. Step 3: Cross multiply
    3,150.75x = 4,726.97 × 2,806.44
  4. Step 4: Simplify right side
    3,150.75x = 13,265,957.69
  5. Step 5: Solve for x
    x = 13,265,957.69/3,150.75
  6. Step 6: Final answer
    x = 4,210.41

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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.