Home / 5,213.24-7,816.32-2,745.44

Finding the Fourth Proportional to 5,213.24, 7,816.32 and 2,745.44

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Solution

The fourth proportional to 5,213.24, 7,816.32 and 2,745.44 is: 4,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.24 : 7,816.32 = 2,745.44 : x
  2. Step 2: Convert to fraction form
    5,213.24/7,816.32 = 2,745.44/x
  3. Step 3: Cross multiply
    5,213.24x = 7,816.32 × 2,745.44
  4. Step 4: Simplify right side
    5,213.24x = 21,459,237.58
  5. Step 5: Solve for x
    x = 21,459,237.58/5,213.24
  6. Step 6: Final answer
    x = 4,116.30

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1.5x scale

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.