Home / 3,160.97-4,741.46-1,756.28

Finding the Fourth Proportional to 3,160.97, 4,741.46 and 1,756.28

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Solution

The fourth proportional to 3,160.97, 4,741.46 and 1,756.28 is: 2,634.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.97 : 4,741.46 = 1,756.28 : x
  2. Step 2: Convert to fraction form
    3,160.97/4,741.46 = 1,756.28/x
  3. Step 3: Cross multiply
    3,160.97x = 4,741.46 × 1,756.28
  4. Step 4: Simplify right side
    3,160.97x = 8,327,316.66
  5. Step 5: Solve for x
    x = 8,327,316.66/3,160.97
  6. Step 6: Final answer
    x = 2,634.42

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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.