Home / 3,730.74-5,144.49-3,201.54

Finding the Fourth Proportional to 3,730.74, 5,144.49 and 3,201.54

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Solution

The fourth proportional to 3,730.74, 5,144.49 and 3,201.54 is: 4,414.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.74 : 5,144.49 = 3,201.54 : x
  2. Step 2: Convert to fraction form
    3,730.74/5,144.49 = 3,201.54/x
  3. Step 3: Cross multiply
    3,730.74x = 5,144.49 × 3,201.54
  4. Step 4: Simplify right side
    3,730.74x = 16,470,290.51
  5. Step 5: Solve for x
    x = 16,470,290.51/3,730.74
  6. Step 6: Final answer
    x = 4,414.75

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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.