Home / 3,682.40-5,520.05-2,362.43

Finding the Fourth Proportional to 3,682.40, 5,520.05 and 2,362.43

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Solution

The fourth proportional to 3,682.40, 5,520.05 and 2,362.43 is: 3,541.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.40 : 5,520.05 = 2,362.43 : x
  2. Step 2: Convert to fraction form
    3,682.40/5,520.05 = 2,362.43/x
  3. Step 3: Cross multiply
    3,682.40x = 5,520.05 × 2,362.43
  4. Step 4: Simplify right side
    3,682.40x = 13,040,742.57
  5. Step 5: Solve for x
    x = 13,040,742.57/3,682.40
  6. Step 6: Final answer
    x = 3,541.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.