Home / 3,995.03-5,512.78-2,500.36

Finding the Fourth Proportional to 3,995.03, 5,512.78 and 2,500.36

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Solution

The fourth proportional to 3,995.03, 5,512.78 and 2,500.36 is: 3,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.03 : 5,512.78 = 2,500.36 : x
  2. Step 2: Convert to fraction form
    3,995.03/5,512.78 = 2,500.36/x
  3. Step 3: Cross multiply
    3,995.03x = 5,512.78 × 2,500.36
  4. Step 4: Simplify right side
    3,995.03x = 13,783,907.40
  5. Step 5: Solve for x
    x = 13,783,907.40/3,995.03
  6. Step 6: Final answer
    x = 3,450.26

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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.