Home / 4,443.23-6,664.82-4,172.57

Finding the Fourth Proportional to 4,443.23, 6,664.82 and 4,172.57

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Solution

The fourth proportional to 4,443.23, 6,664.82 and 4,172.57 is: 6,258.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.23 : 6,664.82 = 4,172.57 : x
  2. Step 2: Convert to fraction form
    4,443.23/6,664.82 = 4,172.57/x
  3. Step 3: Cross multiply
    4,443.23x = 6,664.82 × 4,172.57
  4. Step 4: Simplify right side
    4,443.23x = 27,809,373.80
  5. Step 5: Solve for x
    x = 27,809,373.80/4,443.23
  6. Step 6: Final answer
    x = 6,258.83

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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.