Home / 3,546.88-4,892.82-2,287.60

Finding the Fourth Proportional to 3,546.88, 4,892.82 and 2,287.60

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Solution

The fourth proportional to 3,546.88, 4,892.82 and 2,287.60 is: 3,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.88 : 4,892.82 = 2,287.60 : x
  2. Step 2: Convert to fraction form
    3,546.88/4,892.82 = 2,287.60/x
  3. Step 3: Cross multiply
    3,546.88x = 4,892.82 × 2,287.60
  4. Step 4: Simplify right side
    3,546.88x = 11,192,815.03
  5. Step 5: Solve for x
    x = 11,192,815.03/3,546.88
  6. Step 6: Final answer
    x = 3,155.68

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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.