Home / 3,546.46-5,331.71-2,857.96

Finding the Fourth Proportional to 3,546.46, 5,331.71 and 2,857.96

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Solution

The fourth proportional to 3,546.46, 5,331.71 and 2,857.96 is: 4,296.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.46 : 5,331.71 = 2,857.96 : x
  2. Step 2: Convert to fraction form
    3,546.46/5,331.71 = 2,857.96/x
  3. Step 3: Cross multiply
    3,546.46x = 5,331.71 × 2,857.96
  4. Step 4: Simplify right side
    3,546.46x = 15,237,813.91
  5. Step 5: Solve for x
    x = 15,237,813.91/3,546.46
  6. Step 6: Final answer
    x = 4,296.63

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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.