Home / 2,824.92-4,239.44-2,132.45

Finding the Fourth Proportional to 2,824.92, 4,239.44 and 2,132.45

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Solution

The fourth proportional to 2,824.92, 4,239.44 and 2,132.45 is: 3,200.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.92 : 4,239.44 = 2,132.45 : x
  2. Step 2: Convert to fraction form
    2,824.92/4,239.44 = 2,132.45/x
  3. Step 3: Cross multiply
    2,824.92x = 4,239.44 × 2,132.45
  4. Step 4: Simplify right side
    2,824.92x = 9,040,361.97
  5. Step 5: Solve for x
    x = 9,040,361.97/2,824.92
  6. Step 6: Final answer
    x = 3,200.22

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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.