Home / 6,816.32-10,227.60-3,119.52

Finding the Fourth Proportional to 6,816.32, 10,227.60 and 3,119.52

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Solution

The fourth proportional to 6,816.32, 10,227.60 and 3,119.52 is: 4,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.32 : 10,227.60 = 3,119.52 : x
  2. Step 2: Convert to fraction form
    6,816.32/10,227.60 = 3,119.52/x
  3. Step 3: Cross multiply
    6,816.32x = 10,227.60 × 3,119.52
  4. Step 4: Simplify right side
    6,816.32x = 31,905,202.75
  5. Step 5: Solve for x
    x = 31,905,202.75/6,816.32
  6. Step 6: Final answer
    x = 4,680.71

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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.