Home / 3,221.09-4,443.41-2,433.77

Finding the Fourth Proportional to 3,221.09, 4,443.41 and 2,433.77

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Solution

The fourth proportional to 3,221.09, 4,443.41 and 2,433.77 is: 3,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.09 : 4,443.41 = 2,433.77 : x
  2. Step 2: Convert to fraction form
    3,221.09/4,443.41 = 2,433.77/x
  3. Step 3: Cross multiply
    3,221.09x = 4,443.41 × 2,433.77
  4. Step 4: Simplify right side
    3,221.09x = 10,814,237.96
  5. Step 5: Solve for x
    x = 10,814,237.96/3,221.09
  6. Step 6: Final answer
    x = 3,357.32

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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.