Home / 3,224-4,826.82-2,125.02

Finding the Fourth Proportional to 3,224, 4,826.82 and 2,125.02

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Solution

The fourth proportional to 3,224, 4,826.82 and 2,125.02 is: 3,181.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224 : 4,826.82 = 2,125.02 : x
  2. Step 2: Convert to fraction form
    3,224/4,826.82 = 2,125.02/x
  3. Step 3: Cross multiply
    3,224x = 4,826.82 × 2,125.02
  4. Step 4: Simplify right side
    3,224x = 10,257,089.04
  5. Step 5: Solve for x
    x = 10,257,089.04/3,224
  6. Step 6: Final answer
    x = 3,181.48

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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.