Home / 3,429.41-5,144.36-3,021.36

Finding the Fourth Proportional to 3,429.41, 5,144.36 and 3,021.36

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Solution

The fourth proportional to 3,429.41, 5,144.36 and 3,021.36 is: 4,532.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.41 : 5,144.36 = 3,021.36 : x
  2. Step 2: Convert to fraction form
    3,429.41/5,144.36 = 3,021.36/x
  3. Step 3: Cross multiply
    3,429.41x = 5,144.36 × 3,021.36
  4. Step 4: Simplify right side
    3,429.41x = 15,542,948.42
  5. Step 5: Solve for x
    x = 15,542,948.42/3,429.41
  6. Step 6: Final answer
    x = 4,532.26

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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.