Home / 3,546.44-5,306.70-2,086.28

Finding the Fourth Proportional to 3,546.44, 5,306.70 and 2,086.28

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Solution

The fourth proportional to 3,546.44, 5,306.70 and 2,086.28 is: 3,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.44 : 5,306.70 = 2,086.28 : x
  2. Step 2: Convert to fraction form
    3,546.44/5,306.70 = 2,086.28/x
  3. Step 3: Cross multiply
    3,546.44x = 5,306.70 × 2,086.28
  4. Step 4: Simplify right side
    3,546.44x = 11,071,262.08
  5. Step 5: Solve for x
    x = 11,071,262.08/3,546.44
  6. Step 6: Final answer
    x = 3,121.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.