Home / 5,351.36-8,025-2,144.70

Finding the Fourth Proportional to 5,351.36, 8,025 and 2,144.70

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Solution

The fourth proportional to 5,351.36, 8,025 and 2,144.70 is: 3,216.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.36 : 8,025 = 2,144.70 : x
  2. Step 2: Convert to fraction form
    5,351.36/8,025 = 2,144.70/x
  3. Step 3: Cross multiply
    5,351.36x = 8,025 × 2,144.70
  4. Step 4: Simplify right side
    5,351.36x = 17,211,217.50
  5. Step 5: Solve for x
    x = 17,211,217.50/5,351.36
  6. Step 6: Final answer
    x = 3,216.23

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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.