Home / 3,232.88-4,456.20-2,183.12

Finding the Fourth Proportional to 3,232.88, 4,456.20 and 2,183.12

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Solution

The fourth proportional to 3,232.88, 4,456.20 and 2,183.12 is: 3,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,232.88 : 4,456.20 = 2,183.12 : x
  2. Step 2: Convert to fraction form
    3,232.88/4,456.20 = 2,183.12/x
  3. Step 3: Cross multiply
    3,232.88x = 4,456.20 × 2,183.12
  4. Step 4: Simplify right side
    3,232.88x = 9,728,419.34
  5. Step 5: Solve for x
    x = 9,728,419.34/3,232.88
  6. Step 6: Final answer
    x = 3,009.21

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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.