Home / 4,183.85-5,774.90-2,695.78

Finding the Fourth Proportional to 4,183.85, 5,774.90 and 2,695.78

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Solution

The fourth proportional to 4,183.85, 5,774.90 and 2,695.78 is: 3,720.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.85 : 5,774.90 = 2,695.78 : x
  2. Step 2: Convert to fraction form
    4,183.85/5,774.90 = 2,695.78/x
  3. Step 3: Cross multiply
    4,183.85x = 5,774.90 × 2,695.78
  4. Step 4: Simplify right side
    4,183.85x = 15,567,853.66
  5. Step 5: Solve for x
    x = 15,567,853.66/4,183.85
  6. Step 6: Final answer
    x = 3,720.94

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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.