Home / 5,110.12-7,660.32-3,256.03

Finding the Fourth Proportional to 5,110.12, 7,660.32 and 3,256.03

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Solution

The fourth proportional to 5,110.12, 7,660.32 and 3,256.03 is: 4,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110.12 : 7,660.32 = 3,256.03 : x
  2. Step 2: Convert to fraction form
    5,110.12/7,660.32 = 3,256.03/x
  3. Step 3: Cross multiply
    5,110.12x = 7,660.32 × 3,256.03
  4. Step 4: Simplify right side
    5,110.12x = 24,942,231.73
  5. Step 5: Solve for x
    x = 24,942,231.73/5,110.12
  6. Step 6: Final answer
    x = 4,880.95

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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.