Home / 2,278.01-3,419.14-1,183.14

Finding the Fourth Proportional to 2,278.01, 3,419.14 and 1,183.14

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Solution

The fourth proportional to 2,278.01, 3,419.14 and 1,183.14 is: 1,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.01 : 3,419.14 = 1,183.14 : x
  2. Step 2: Convert to fraction form
    2,278.01/3,419.14 = 1,183.14/x
  3. Step 3: Cross multiply
    2,278.01x = 3,419.14 × 1,183.14
  4. Step 4: Simplify right side
    2,278.01x = 4,045,321.30
  5. Step 5: Solve for x
    x = 4,045,321.30/2,278.01
  6. Step 6: Final answer
    x = 1,775.81

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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.