Home / 3,153.41-4,730.33-1,072.56

Finding the Fourth Proportional to 3,153.41, 4,730.33 and 1,072.56

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Solution

The fourth proportional to 3,153.41, 4,730.33 and 1,072.56 is: 1,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.41 : 4,730.33 = 1,072.56 : x
  2. Step 2: Convert to fraction form
    3,153.41/4,730.33 = 1,072.56/x
  3. Step 3: Cross multiply
    3,153.41x = 4,730.33 × 1,072.56
  4. Step 4: Simplify right side
    3,153.41x = 5,073,562.74
  5. Step 5: Solve for x
    x = 5,073,562.74/3,153.41
  6. Step 6: Final answer
    x = 1,608.91

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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.