Home / 3,195.07-4,406.70-2,076.37

Finding the Fourth Proportional to 3,195.07, 4,406.70 and 2,076.37

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Solution

The fourth proportional to 3,195.07, 4,406.70 and 2,076.37 is: 2,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.07 : 4,406.70 = 2,076.37 : x
  2. Step 2: Convert to fraction form
    3,195.07/4,406.70 = 2,076.37/x
  3. Step 3: Cross multiply
    3,195.07x = 4,406.70 × 2,076.37
  4. Step 4: Simplify right side
    3,195.07x = 9,149,928.66
  5. Step 5: Solve for x
    x = 9,149,928.66/3,195.07
  6. Step 6: Final answer
    x = 2,863.77

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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.