Home / 5,439.94-7,507.82-3,202.02

Finding the Fourth Proportional to 5,439.94, 7,507.82 and 3,202.02

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Solution

The fourth proportional to 5,439.94, 7,507.82 and 3,202.02 is: 4,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.94 : 7,507.82 = 3,202.02 : x
  2. Step 2: Convert to fraction form
    5,439.94/7,507.82 = 3,202.02/x
  3. Step 3: Cross multiply
    5,439.94x = 7,507.82 × 3,202.02
  4. Step 4: Simplify right side
    5,439.94x = 24,040,197.80
  5. Step 5: Solve for x
    x = 24,040,197.80/5,439.94
  6. Step 6: Final answer
    x = 4,419.20

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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.