Home / 3,195.36-4,412.37-2,150.46

Finding the Fourth Proportional to 3,195.36, 4,412.37 and 2,150.46

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Solution

The fourth proportional to 3,195.36, 4,412.37 and 2,150.46 is: 2,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.36 : 4,412.37 = 2,150.46 : x
  2. Step 2: Convert to fraction form
    3,195.36/4,412.37 = 2,150.46/x
  3. Step 3: Cross multiply
    3,195.36x = 4,412.37 × 2,150.46
  4. Step 4: Simplify right side
    3,195.36x = 9,488,625.19
  5. Step 5: Solve for x
    x = 9,488,625.19/3,195.36
  6. Step 6: Final answer
    x = 2,969.50

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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.