Home / 3,962.21-5,468.02-2,193.82

Finding the Fourth Proportional to 3,962.21, 5,468.02 and 2,193.82

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Solution

The fourth proportional to 3,962.21, 5,468.02 and 2,193.82 is: 3,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.21 : 5,468.02 = 2,193.82 : x
  2. Step 2: Convert to fraction form
    3,962.21/5,468.02 = 2,193.82/x
  3. Step 3: Cross multiply
    3,962.21x = 5,468.02 × 2,193.82
  4. Step 4: Simplify right side
    3,962.21x = 11,995,824.30
  5. Step 5: Solve for x
    x = 11,995,824.30/3,962.21
  6. Step 6: Final answer
    x = 3,027.56

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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.