Home / 3,229.41-4,837.77-2,130.42

Finding the Fourth Proportional to 3,229.41, 4,837.77 and 2,130.42

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Solution

The fourth proportional to 3,229.41, 4,837.77 and 2,130.42 is: 3,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.41 : 4,837.77 = 2,130.42 : x
  2. Step 2: Convert to fraction form
    3,229.41/4,837.77 = 2,130.42/x
  3. Step 3: Cross multiply
    3,229.41x = 4,837.77 × 2,130.42
  4. Step 4: Simplify right side
    3,229.41x = 10,306,481.96
  5. Step 5: Solve for x
    x = 10,306,481.96/3,229.41
  6. Step 6: Final answer
    x = 3,191.44

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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.