Home / 3,546.06-4,891.64-2,219.49

Finding the Fourth Proportional to 3,546.06, 4,891.64 and 2,219.49

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Solution

The fourth proportional to 3,546.06, 4,891.64 and 2,219.49 is: 3,061.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.06 : 4,891.64 = 2,219.49 : x
  2. Step 2: Convert to fraction form
    3,546.06/4,891.64 = 2,219.49/x
  3. Step 3: Cross multiply
    3,546.06x = 4,891.64 × 2,219.49
  4. Step 4: Simplify right side
    3,546.06x = 10,856,934.97
  5. Step 5: Solve for x
    x = 10,856,934.97/3,546.06
  6. Step 6: Final answer
    x = 3,061.69

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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.