Home / 2,644.42-3,958.35-1,951.84

Finding the Fourth Proportional to 2,644.42, 3,958.35 and 1,951.84

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Solution

The fourth proportional to 2,644.42, 3,958.35 and 1,951.84 is: 2,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.42 : 3,958.35 = 1,951.84 : x
  2. Step 2: Convert to fraction form
    2,644.42/3,958.35 = 1,951.84/x
  3. Step 3: Cross multiply
    2,644.42x = 3,958.35 × 1,951.84
  4. Step 4: Simplify right side
    2,644.42x = 7,726,065.86
  5. Step 5: Solve for x
    x = 7,726,065.86/2,644.42
  6. Step 6: Final answer
    x = 2,921.65

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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.