Home / 5,114.31-7,671.53-3,370.48

Finding the Fourth Proportional to 5,114.31, 7,671.53 and 3,370.48

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Solution

The fourth proportional to 5,114.31, 7,671.53 and 3,370.48 is: 5,055.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.31 : 7,671.53 = 3,370.48 : x
  2. Step 2: Convert to fraction form
    5,114.31/7,671.53 = 3,370.48/x
  3. Step 3: Cross multiply
    5,114.31x = 7,671.53 × 3,370.48
  4. Step 4: Simplify right side
    5,114.31x = 25,856,738.43
  5. Step 5: Solve for x
    x = 25,856,738.43/5,114.31
  6. Step 6: Final answer
    x = 5,055.76

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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.