Home / 3,958.68-5,462.99-2,257.13

Finding the Fourth Proportional to 3,958.68, 5,462.99 and 2,257.13

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Solution

The fourth proportional to 3,958.68, 5,462.99 and 2,257.13 is: 3,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.68 : 5,462.99 = 2,257.13 : x
  2. Step 2: Convert to fraction form
    3,958.68/5,462.99 = 2,257.13/x
  3. Step 3: Cross multiply
    3,958.68x = 5,462.99 × 2,257.13
  4. Step 4: Simplify right side
    3,958.68x = 12,330,678.62
  5. Step 5: Solve for x
    x = 12,330,678.62/3,958.68
  6. Step 6: Final answer
    x = 3,114.85

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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.