Home / 5,039.25-6,954.66-2,914.86

Finding the Fourth Proportional to 5,039.25, 6,954.66 and 2,914.86

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Solution

The fourth proportional to 5,039.25, 6,954.66 and 2,914.86 is: 4,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.25 : 6,954.66 = 2,914.86 : x
  2. Step 2: Convert to fraction form
    5,039.25/6,954.66 = 2,914.86/x
  3. Step 3: Cross multiply
    5,039.25x = 6,954.66 × 2,914.86
  4. Step 4: Simplify right side
    5,039.25x = 20,271,860.25
  5. Step 5: Solve for x
    x = 20,271,860.25/5,039.25
  6. Step 6: Final answer
    x = 4,022.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.