Home / 4,222.28-6,334.74-2,992.10

Finding the Fourth Proportional to 4,222.28, 6,334.74 and 2,992.10

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Solution

The fourth proportional to 4,222.28, 6,334.74 and 2,992.10 is: 4,489.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.28 : 6,334.74 = 2,992.10 : x
  2. Step 2: Convert to fraction form
    4,222.28/6,334.74 = 2,992.10/x
  3. Step 3: Cross multiply
    4,222.28x = 6,334.74 × 2,992.10
  4. Step 4: Simplify right side
    4,222.28x = 18,954,175.55
  5. Step 5: Solve for x
    x = 18,954,175.55/4,222.28
  6. Step 6: Final answer
    x = 4,489.09

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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.