Home / 3,676.58-5,073.60-1,997.92

Finding the Fourth Proportional to 3,676.58, 5,073.60 and 1,997.92

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Solution

The fourth proportional to 3,676.58, 5,073.60 and 1,997.92 is: 2,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.58 : 5,073.60 = 1,997.92 : x
  2. Step 2: Convert to fraction form
    3,676.58/5,073.60 = 1,997.92/x
  3. Step 3: Cross multiply
    3,676.58x = 5,073.60 × 1,997.92
  4. Step 4: Simplify right side
    3,676.58x = 10,136,646.91
  5. Step 5: Solve for x
    x = 10,136,646.91/3,676.58
  6. Step 6: Final answer
    x = 2,757.09

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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.