Home / 3,546.38-4,893.65-2,054.78

Finding the Fourth Proportional to 3,546.38, 4,893.65 and 2,054.78

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Solution

The fourth proportional to 3,546.38, 4,893.65 and 2,054.78 is: 2,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.38 : 4,893.65 = 2,054.78 : x
  2. Step 2: Convert to fraction form
    3,546.38/4,893.65 = 2,054.78/x
  3. Step 3: Cross multiply
    3,546.38x = 4,893.65 × 2,054.78
  4. Step 4: Simplify right side
    3,546.38x = 10,055,365.46
  5. Step 5: Solve for x
    x = 10,055,365.46/3,546.38
  6. Step 6: Final answer
    x = 2,835.39

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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.