Home / 3,073.68-4,241.56-1,676.44

Finding the Fourth Proportional to 3,073.68, 4,241.56 and 1,676.44

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Solution

The fourth proportional to 3,073.68, 4,241.56 and 1,676.44 is: 2,313.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.68 : 4,241.56 = 1,676.44 : x
  2. Step 2: Convert to fraction form
    3,073.68/4,241.56 = 1,676.44/x
  3. Step 3: Cross multiply
    3,073.68x = 4,241.56 × 1,676.44
  4. Step 4: Simplify right side
    3,073.68x = 7,110,720.85
  5. Step 5: Solve for x
    x = 7,110,720.85/3,073.68
  6. Step 6: Final answer
    x = 2,313.42

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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.