Home / 7,163.43-10,749.33-3,003.12

Finding the Fourth Proportional to 7,163.43, 10,749.33 and 3,003.12

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Solution

The fourth proportional to 7,163.43, 10,749.33 and 3,003.12 is: 4,506.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.43 : 10,749.33 = 3,003.12 : x
  2. Step 2: Convert to fraction form
    7,163.43/10,749.33 = 3,003.12/x
  3. Step 3: Cross multiply
    7,163.43x = 10,749.33 × 3,003.12
  4. Step 4: Simplify right side
    7,163.43x = 32,281,476.34
  5. Step 5: Solve for x
    x = 32,281,476.34/7,163.43
  6. Step 6: Final answer
    x = 4,506.43

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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.