Home / 3,962.40-5,468.07-2,193.99

Finding the Fourth Proportional to 3,962.40, 5,468.07 and 2,193.99

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Solution

The fourth proportional to 3,962.40, 5,468.07 and 2,193.99 is: 3,027.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.40 : 5,468.07 = 2,193.99 : x
  2. Step 2: Convert to fraction form
    3,962.40/5,468.07 = 2,193.99/x
  3. Step 3: Cross multiply
    3,962.40x = 5,468.07 × 2,193.99
  4. Step 4: Simplify right side
    3,962.40x = 11,996,890.90
  5. Step 5: Solve for x
    x = 11,996,890.90/3,962.40
  6. Step 6: Final answer
    x = 3,027.68

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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.