Home / 4,105.28-5,667.36-3,207.04

Finding the Fourth Proportional to 4,105.28, 5,667.36 and 3,207.04

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Solution

The fourth proportional to 4,105.28, 5,667.36 and 3,207.04 is: 4,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.28 : 5,667.36 = 3,207.04 : x
  2. Step 2: Convert to fraction form
    4,105.28/5,667.36 = 3,207.04/x
  3. Step 3: Cross multiply
    4,105.28x = 5,667.36 × 3,207.04
  4. Step 4: Simplify right side
    4,105.28x = 18,175,450.21
  5. Step 5: Solve for x
    x = 18,175,450.21/4,105.28
  6. Step 6: Final answer
    x = 4,427.34

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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.