Home / 3,517.02-5,272.56-1,956.96

Finding the Fourth Proportional to 3,517.02, 5,272.56 and 1,956.96

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Solution

The fourth proportional to 3,517.02, 5,272.56 and 1,956.96 is: 2,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.02 : 5,272.56 = 1,956.96 : x
  2. Step 2: Convert to fraction form
    3,517.02/5,272.56 = 1,956.96/x
  3. Step 3: Cross multiply
    3,517.02x = 5,272.56 × 1,956.96
  4. Step 4: Simplify right side
    3,517.02x = 10,318,189.02
  5. Step 5: Solve for x
    x = 10,318,189.02/3,517.02
  6. Step 6: Final answer
    x = 2,933.79

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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.