Home / 3,914.45-5,406.24-2,733.47

Finding the Fourth Proportional to 3,914.45, 5,406.24 and 2,733.47

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Solution

The fourth proportional to 3,914.45, 5,406.24 and 2,733.47 is: 3,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.45 : 5,406.24 = 2,733.47 : x
  2. Step 2: Convert to fraction form
    3,914.45/5,406.24 = 2,733.47/x
  3. Step 3: Cross multiply
    3,914.45x = 5,406.24 × 2,733.47
  4. Step 4: Simplify right side
    3,914.45x = 14,777,794.85
  5. Step 5: Solve for x
    x = 14,777,794.85/3,914.45
  6. Step 6: Final answer
    x = 3,775.19

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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.