Home / 2,375.10-3,277.62-1,380.96

Finding the Fourth Proportional to 2,375.10, 3,277.62 and 1,380.96

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Solution

The fourth proportional to 2,375.10, 3,277.62 and 1,380.96 is: 1,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.10 : 3,277.62 = 1,380.96 : x
  2. Step 2: Convert to fraction form
    2,375.10/3,277.62 = 1,380.96/x
  3. Step 3: Cross multiply
    2,375.10x = 3,277.62 × 1,380.96
  4. Step 4: Simplify right side
    2,375.10x = 4,526,262.12
  5. Step 5: Solve for x
    x = 4,526,262.12/2,375.10
  6. Step 6: Final answer
    x = 1,905.71

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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.