Home / 3,039.27-4,559.61-959.48

Finding the Fourth Proportional to 3,039.27, 4,559.61 and 959.48

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Solution

The fourth proportional to 3,039.27, 4,559.61 and 959.48 is: 1,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.27 : 4,559.61 = 959.48 : x
  2. Step 2: Convert to fraction form
    3,039.27/4,559.61 = 959.48/x
  3. Step 3: Cross multiply
    3,039.27x = 4,559.61 × 959.48
  4. Step 4: Simplify right side
    3,039.27x = 4,374,847.10
  5. Step 5: Solve for x
    x = 4,374,847.10/3,039.27
  6. Step 6: Final answer
    x = 1,439.44

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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.