Home / 6,778.75-10,168.79-2,336.77

Finding the Fourth Proportional to 6,778.75, 10,168.79 and 2,336.77

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Solution

The fourth proportional to 6,778.75, 10,168.79 and 2,336.77 is: 3,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.75 : 10,168.79 = 2,336.77 : x
  2. Step 2: Convert to fraction form
    6,778.75/10,168.79 = 2,336.77/x
  3. Step 3: Cross multiply
    6,778.75x = 10,168.79 × 2,336.77
  4. Step 4: Simplify right side
    6,778.75x = 23,762,123.41
  5. Step 5: Solve for x
    x = 23,762,123.41/6,778.75
  6. Step 6: Final answer
    x = 3,505.38

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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.