Home / 3,481.55-5,216.25-2,900.29

Finding the Fourth Proportional to 3,481.55, 5,216.25 and 2,900.29

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Solution

The fourth proportional to 3,481.55, 5,216.25 and 2,900.29 is: 4,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.55 : 5,216.25 = 2,900.29 : x
  2. Step 2: Convert to fraction form
    3,481.55/5,216.25 = 2,900.29/x
  3. Step 3: Cross multiply
    3,481.55x = 5,216.25 × 2,900.29
  4. Step 4: Simplify right side
    3,481.55x = 15,128,645.33
  5. Step 5: Solve for x
    x = 15,128,645.33/3,481.55
  6. Step 6: Final answer
    x = 4,345.37

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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.