Home / 3,419.60-5,126.12-2,183.52

Finding the Fourth Proportional to 3,419.60, 5,126.12 and 2,183.52

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Solution

The fourth proportional to 3,419.60, 5,126.12 and 2,183.52 is: 3,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.60 : 5,126.12 = 2,183.52 : x
  2. Step 2: Convert to fraction form
    3,419.60/5,126.12 = 2,183.52/x
  3. Step 3: Cross multiply
    3,419.60x = 5,126.12 × 2,183.52
  4. Step 4: Simplify right side
    3,419.60x = 11,192,985.54
  5. Step 5: Solve for x
    x = 11,192,985.54/3,419.60
  6. Step 6: Final answer
    x = 3,273.19

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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.