Home / 3,729.33-5,147.61-2,550.36

Finding the Fourth Proportional to 3,729.33, 5,147.61 and 2,550.36

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Solution

The fourth proportional to 3,729.33, 5,147.61 and 2,550.36 is: 3,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.33 : 5,147.61 = 2,550.36 : x
  2. Step 2: Convert to fraction form
    3,729.33/5,147.61 = 2,550.36/x
  3. Step 3: Cross multiply
    3,729.33x = 5,147.61 × 2,550.36
  4. Step 4: Simplify right side
    3,729.33x = 13,128,258.64
  5. Step 5: Solve for x
    x = 13,128,258.64/3,729.33
  6. Step 6: Final answer
    x = 3,520.27

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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.