Home / 6,119.28-9,179.46-2,222.64

Finding the Fourth Proportional to 6,119.28, 9,179.46 and 2,222.64

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Solution

The fourth proportional to 6,119.28, 9,179.46 and 2,222.64 is: 3,334.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.28 : 9,179.46 = 2,222.64 : x
  2. Step 2: Convert to fraction form
    6,119.28/9,179.46 = 2,222.64/x
  3. Step 3: Cross multiply
    6,119.28x = 9,179.46 × 2,222.64
  4. Step 4: Simplify right side
    6,119.28x = 20,402,634.97
  5. Step 5: Solve for x
    x = 20,402,634.97/6,119.28
  6. Step 6: Final answer
    x = 3,334.16

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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.