Home / 5,086.94-7,629.39-2,977.29

Finding the Fourth Proportional to 5,086.94, 7,629.39 and 2,977.29

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Solution

The fourth proportional to 5,086.94, 7,629.39 and 2,977.29 is: 4,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.94 : 7,629.39 = 2,977.29 : x
  2. Step 2: Convert to fraction form
    5,086.94/7,629.39 = 2,977.29/x
  3. Step 3: Cross multiply
    5,086.94x = 7,629.39 × 2,977.29
  4. Step 4: Simplify right side
    5,086.94x = 22,714,906.55
  5. Step 5: Solve for x
    x = 22,714,906.55/5,086.94
  6. Step 6: Final answer
    x = 4,465.34

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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.