Home / 3,580.34-5,372.64-1,936.85

Finding the Fourth Proportional to 3,580.34, 5,372.64 and 1,936.85

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Solution

The fourth proportional to 3,580.34, 5,372.64 and 1,936.85 is: 2,906.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.34 : 5,372.64 = 1,936.85 : x
  2. Step 2: Convert to fraction form
    3,580.34/5,372.64 = 1,936.85/x
  3. Step 3: Cross multiply
    3,580.34x = 5,372.64 × 1,936.85
  4. Step 4: Simplify right side
    3,580.34x = 10,406,011.22
  5. Step 5: Solve for x
    x = 10,406,011.22/3,580.34
  6. Step 6: Final answer
    x = 2,906.43

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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.