Home / 3,202.38-4,419.30-1,786.15

Finding the Fourth Proportional to 3,202.38, 4,419.30 and 1,786.15

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Solution

The fourth proportional to 3,202.38, 4,419.30 and 1,786.15 is: 2,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.38 : 4,419.30 = 1,786.15 : x
  2. Step 2: Convert to fraction form
    3,202.38/4,419.30 = 1,786.15/x
  3. Step 3: Cross multiply
    3,202.38x = 4,419.30 × 1,786.15
  4. Step 4: Simplify right side
    3,202.38x = 7,893,532.70
  5. Step 5: Solve for x
    x = 7,893,532.70/3,202.38
  6. Step 6: Final answer
    x = 2,464.90

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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.