Home / 3,682.50-5,083.16-2,190.41

Finding the Fourth Proportional to 3,682.50, 5,083.16 and 2,190.41

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Solution

The fourth proportional to 3,682.50, 5,083.16 and 2,190.41 is: 3,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.50 : 5,083.16 = 2,190.41 : x
  2. Step 2: Convert to fraction form
    3,682.50/5,083.16 = 2,190.41/x
  3. Step 3: Cross multiply
    3,682.50x = 5,083.16 × 2,190.41
  4. Step 4: Simplify right side
    3,682.50x = 11,134,187.19
  5. Step 5: Solve for x
    x = 11,134,187.19/3,682.50
  6. Step 6: Final answer
    x = 3,023.54

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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.