Home / 4,721.67-7,081.70-1,433.97

Finding the Fourth Proportional to 4,721.67, 7,081.70 and 1,433.97

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Solution

The fourth proportional to 4,721.67, 7,081.70 and 1,433.97 is: 2,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.67 : 7,081.70 = 1,433.97 : x
  2. Step 2: Convert to fraction form
    4,721.67/7,081.70 = 1,433.97/x
  3. Step 3: Cross multiply
    4,721.67x = 7,081.70 × 1,433.97
  4. Step 4: Simplify right side
    4,721.67x = 10,154,945.35
  5. Step 5: Solve for x
    x = 10,154,945.35/4,721.67
  6. Step 6: Final answer
    x = 2,150.71

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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.