Home / 4,013.75-5,540.87-3,019.41

Finding the Fourth Proportional to 4,013.75, 5,540.87 and 3,019.41

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Solution

The fourth proportional to 4,013.75, 5,540.87 and 3,019.41 is: 4,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.75 : 5,540.87 = 3,019.41 : x
  2. Step 2: Convert to fraction form
    4,013.75/5,540.87 = 3,019.41/x
  3. Step 3: Cross multiply
    4,013.75x = 5,540.87 × 3,019.41
  4. Step 4: Simplify right side
    4,013.75x = 16,730,165.84
  5. Step 5: Solve for x
    x = 16,730,165.84/4,013.75
  6. Step 6: Final answer
    x = 4,168.21

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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.