Home / 3,021.25-4,167.60-2,424.41

Finding the Fourth Proportional to 3,021.25, 4,167.60 and 2,424.41

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Solution

The fourth proportional to 3,021.25, 4,167.60 and 2,424.41 is: 3,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.25 : 4,167.60 = 2,424.41 : x
  2. Step 2: Convert to fraction form
    3,021.25/4,167.60 = 2,424.41/x
  3. Step 3: Cross multiply
    3,021.25x = 4,167.60 × 2,424.41
  4. Step 4: Simplify right side
    3,021.25x = 10,103,993.90
  5. Step 5: Solve for x
    x = 10,103,993.90/3,021.25
  6. Step 6: Final answer
    x = 3,344.31

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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.