Home / 3,272.56-4,909.08-1,627.42

Finding the Fourth Proportional to 3,272.56, 4,909.08 and 1,627.42

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Solution

The fourth proportional to 3,272.56, 4,909.08 and 1,627.42 is: 2,441.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.56 : 4,909.08 = 1,627.42 : x
  2. Step 2: Convert to fraction form
    3,272.56/4,909.08 = 1,627.42/x
  3. Step 3: Cross multiply
    3,272.56x = 4,909.08 × 1,627.42
  4. Step 4: Simplify right side
    3,272.56x = 7,989,134.97
  5. Step 5: Solve for x
    x = 7,989,134.97/3,272.56
  6. Step 6: Final answer
    x = 2,441.25

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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.