Home / 3,202.00-4,418.79-1,785.78

Finding the Fourth Proportional to 3,202.00, 4,418.79 and 1,785.78

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Solution

The fourth proportional to 3,202.00, 4,418.79 and 1,785.78 is: 2,464.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.00 : 4,418.79 = 1,785.78 : x
  2. Step 2: Convert to fraction form
    3,202.00/4,418.79 = 1,785.78/x
  3. Step 3: Cross multiply
    3,202.00x = 4,418.79 × 1,785.78
  4. Step 4: Simplify right side
    3,202.00x = 7,890,986.81
  5. Step 5: Solve for x
    x = 7,890,986.81/3,202.00
  6. Step 6: Final answer
    x = 2,464.39

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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.