Home / 3,412.28-5,119.86-2,028.26

Finding the Fourth Proportional to 3,412.28, 5,119.86 and 2,028.26

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Solution

The fourth proportional to 3,412.28, 5,119.86 and 2,028.26 is: 3,043.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.28 : 5,119.86 = 2,028.26 : x
  2. Step 2: Convert to fraction form
    3,412.28/5,119.86 = 2,028.26/x
  3. Step 3: Cross multiply
    3,412.28x = 5,119.86 × 2,028.26
  4. Step 4: Simplify right side
    3,412.28x = 10,384,407.24
  5. Step 5: Solve for x
    x = 10,384,407.24/3,412.28
  6. Step 6: Final answer
    x = 3,043.25

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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.