Home / 4,173.50-5,757.84-2,757.86

Finding the Fourth Proportional to 4,173.50, 5,757.84 and 2,757.86

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Solution

The fourth proportional to 4,173.50, 5,757.84 and 2,757.86 is: 3,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.50 : 5,757.84 = 2,757.86 : x
  2. Step 2: Convert to fraction form
    4,173.50/5,757.84 = 2,757.86/x
  3. Step 3: Cross multiply
    4,173.50x = 5,757.84 × 2,757.86
  4. Step 4: Simplify right side
    4,173.50x = 15,879,316.62
  5. Step 5: Solve for x
    x = 15,879,316.62/4,173.50
  6. Step 6: Final answer
    x = 3,804.80

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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.