Home / 3,225.22-4,448.29-2,162.64

Finding the Fourth Proportional to 3,225.22, 4,448.29 and 2,162.64

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Solution

The fourth proportional to 3,225.22, 4,448.29 and 2,162.64 is: 2,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.22 : 4,448.29 = 2,162.64 : x
  2. Step 2: Convert to fraction form
    3,225.22/4,448.29 = 2,162.64/x
  3. Step 3: Cross multiply
    3,225.22x = 4,448.29 × 2,162.64
  4. Step 4: Simplify right side
    3,225.22x = 9,620,049.89
  5. Step 5: Solve for x
    x = 9,620,049.89/3,225.22
  6. Step 6: Final answer
    x = 2,982.76

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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.