Home / 4,839.21-7,249.66-2,858.92

Finding the Fourth Proportional to 4,839.21, 7,249.66 and 2,858.92

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Solution

The fourth proportional to 4,839.21, 7,249.66 and 2,858.92 is: 4,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.21 : 7,249.66 = 2,858.92 : x
  2. Step 2: Convert to fraction form
    4,839.21/7,249.66 = 2,858.92/x
  3. Step 3: Cross multiply
    4,839.21x = 7,249.66 × 2,858.92
  4. Step 4: Simplify right side
    4,839.21x = 20,726,172.70
  5. Step 5: Solve for x
    x = 20,726,172.70/4,839.21
  6. Step 6: Final answer
    x = 4,282.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.