Home / 4,079.40-5,626.44-2,751

Finding the Fourth Proportional to 4,079.40, 5,626.44 and 2,751

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Solution

The fourth proportional to 4,079.40, 5,626.44 and 2,751 is: 3,794.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.40 : 5,626.44 = 2,751 : x
  2. Step 2: Convert to fraction form
    4,079.40/5,626.44 = 2,751/x
  3. Step 3: Cross multiply
    4,079.40x = 5,626.44 × 2,751
  4. Step 4: Simplify right side
    4,079.40x = 15,478,336.44
  5. Step 5: Solve for x
    x = 15,478,336.44/4,079.40
  6. Step 6: Final answer
    x = 3,794.27

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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.