Home / 5,882.41-8,821.39-1,721.54

Finding the Fourth Proportional to 5,882.41, 8,821.39 and 1,721.54

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Solution

The fourth proportional to 5,882.41, 8,821.39 and 1,721.54 is: 2,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,882.41 : 8,821.39 = 1,721.54 : x
  2. Step 2: Convert to fraction form
    5,882.41/8,821.39 = 1,721.54/x
  3. Step 3: Cross multiply
    5,882.41x = 8,821.39 × 1,721.54
  4. Step 4: Simplify right side
    5,882.41x = 15,186,375.74
  5. Step 5: Solve for x
    x = 15,186,375.74/5,882.41
  6. Step 6: Final answer
    x = 2,581.66

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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.