Home / 3,703.27-5,110.70-2,190.90

Finding the Fourth Proportional to 3,703.27, 5,110.70 and 2,190.90

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Solution

The fourth proportional to 3,703.27, 5,110.70 and 2,190.90 is: 3,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.27 : 5,110.70 = 2,190.90 : x
  2. Step 2: Convert to fraction form
    3,703.27/5,110.70 = 2,190.90/x
  3. Step 3: Cross multiply
    3,703.27x = 5,110.70 × 2,190.90
  4. Step 4: Simplify right side
    3,703.27x = 11,197,012.09
  5. Step 5: Solve for x
    x = 11,197,012.09/3,703.27
  6. Step 6: Final answer
    x = 3,023.55

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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.