Home / 6,112.88-9,154.85-3,883.74

Finding the Fourth Proportional to 6,112.88, 9,154.85 and 3,883.74

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Solution

The fourth proportional to 6,112.88, 9,154.85 and 3,883.74 is: 5,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.88 : 9,154.85 = 3,883.74 : x
  2. Step 2: Convert to fraction form
    6,112.88/9,154.85 = 3,883.74/x
  3. Step 3: Cross multiply
    6,112.88x = 9,154.85 × 3,883.74
  4. Step 4: Simplify right side
    6,112.88x = 35,555,057.14
  5. Step 5: Solve for x
    x = 35,555,057.14/6,112.88
  6. Step 6: Final answer
    x = 5,816.42

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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.