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Finding the Fourth Proportional to 7,163.32, 10,745.12 and 2,483.48

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Solution

The fourth proportional to 7,163.32, 10,745.12 and 2,483.48 is: 3,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.32 : 10,745.12 = 2,483.48 : x
  2. Step 2: Convert to fraction form
    7,163.32/10,745.12 = 2,483.48/x
  3. Step 3: Cross multiply
    7,163.32x = 10,745.12 × 2,483.48
  4. Step 4: Simplify right side
    7,163.32x = 26,685,290.62
  5. Step 5: Solve for x
    x = 26,685,290.62/7,163.32
  6. Step 6: Final answer
    x = 3,725.27

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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.