Home / 3,703.44-5,110.82-2,109.88

Finding the Fourth Proportional to 3,703.44, 5,110.82 and 2,109.88

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Solution

The fourth proportional to 3,703.44, 5,110.82 and 2,109.88 is: 2,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.44 : 5,110.82 = 2,109.88 : x
  2. Step 2: Convert to fraction form
    3,703.44/5,110.82 = 2,109.88/x
  3. Step 3: Cross multiply
    3,703.44x = 5,110.82 × 2,109.88
  4. Step 4: Simplify right side
    3,703.44x = 10,783,216.90
  5. Step 5: Solve for x
    x = 10,783,216.90/3,703.44
  6. Step 6: Final answer
    x = 2,911.68

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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.