Home / 4,380.36-6,573.78-1,608.75

Finding the Fourth Proportional to 4,380.36, 6,573.78 and 1,608.75

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Solution

The fourth proportional to 4,380.36, 6,573.78 and 1,608.75 is: 2,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.36 : 6,573.78 = 1,608.75 : x
  2. Step 2: Convert to fraction form
    4,380.36/6,573.78 = 1,608.75/x
  3. Step 3: Cross multiply
    4,380.36x = 6,573.78 × 1,608.75
  4. Step 4: Simplify right side
    4,380.36x = 10,575,568.58
  5. Step 5: Solve for x
    x = 10,575,568.58/4,380.36
  6. Step 6: Final answer
    x = 2,414.31

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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.