Home / 3,546.12-4,889.22-2,285

Finding the Fourth Proportional to 3,546.12, 4,889.22 and 2,285

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Solution

The fourth proportional to 3,546.12, 4,889.22 and 2,285 is: 3,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.12 : 4,889.22 = 2,285 : x
  2. Step 2: Convert to fraction form
    3,546.12/4,889.22 = 2,285/x
  3. Step 3: Cross multiply
    3,546.12x = 4,889.22 × 2,285
  4. Step 4: Simplify right side
    3,546.12x = 11,171,867.70
  5. Step 5: Solve for x
    x = 11,171,867.70/3,546.12
  6. Step 6: Final answer
    x = 3,150.45

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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.