Home / 3,073.24-4,241.66-2,885.68

Finding the Fourth Proportional to 3,073.24, 4,241.66 and 2,885.68

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Solution

The fourth proportional to 3,073.24, 4,241.66 and 2,885.68 is: 3,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.24 : 4,241.66 = 2,885.68 : x
  2. Step 2: Convert to fraction form
    3,073.24/4,241.66 = 2,885.68/x
  3. Step 3: Cross multiply
    3,073.24x = 4,241.66 × 2,885.68
  4. Step 4: Simplify right side
    3,073.24x = 12,240,073.43
  5. Step 5: Solve for x
    x = 12,240,073.43/3,073.24
  6. Step 6: Final answer
    x = 3,982.79

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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.