Home / 11,933.46-17,894.97-4,908.78

Finding the Fourth Proportional to 11,933.46, 17,894.97 and 4,908.78

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Solution

The fourth proportional to 11,933.46, 17,894.97 and 4,908.78 is: 7,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933.46 : 17,894.97 = 4,908.78 : x
  2. Step 2: Convert to fraction form
    11,933.46/17,894.97 = 4,908.78/x
  3. Step 3: Cross multiply
    11,933.46x = 17,894.97 × 4,908.78
  4. Step 4: Simplify right side
    11,933.46x = 87,842,470.84
  5. Step 5: Solve for x
    x = 87,842,470.84/11,933.46
  6. Step 6: Final answer
    x = 7,361.02

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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.