Home / 3,767.35-5,193.84-3,176.86

Finding the Fourth Proportional to 3,767.35, 5,193.84 and 3,176.86

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Solution

The fourth proportional to 3,767.35, 5,193.84 and 3,176.86 is: 4,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.35 : 5,193.84 = 3,176.86 : x
  2. Step 2: Convert to fraction form
    3,767.35/5,193.84 = 3,176.86/x
  3. Step 3: Cross multiply
    3,767.35x = 5,193.84 × 3,176.86
  4. Step 4: Simplify right side
    3,767.35x = 16,500,102.54
  5. Step 5: Solve for x
    x = 16,500,102.54/3,767.35
  6. Step 6: Final answer
    x = 4,379.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.