Home / 4,339.45-6,503.03-3,172.14

Finding the Fourth Proportional to 4,339.45, 6,503.03 and 3,172.14

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Solution

The fourth proportional to 4,339.45, 6,503.03 and 3,172.14 is: 4,753.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.45 : 6,503.03 = 3,172.14 : x
  2. Step 2: Convert to fraction form
    4,339.45/6,503.03 = 3,172.14/x
  3. Step 3: Cross multiply
    4,339.45x = 6,503.03 × 3,172.14
  4. Step 4: Simplify right side
    4,339.45x = 20,628,505.72
  5. Step 5: Solve for x
    x = 20,628,505.72/4,339.45
  6. Step 6: Final answer
    x = 4,753.71

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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.