Home / 5,882.55-8,821.74-1,721.49

Finding the Fourth Proportional to 5,882.55, 8,821.74 and 1,721.49

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Solution

The fourth proportional to 5,882.55, 8,821.74 and 1,721.49 is: 2,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,882.55 : 8,821.74 = 1,721.49 : x
  2. Step 2: Convert to fraction form
    5,882.55/8,821.74 = 1,721.49/x
  3. Step 3: Cross multiply
    5,882.55x = 8,821.74 × 1,721.49
  4. Step 4: Simplify right side
    5,882.55x = 15,186,537.19
  5. Step 5: Solve for x
    x = 15,186,537.19/5,882.55
  6. Step 6: Final answer
    x = 2,581.62

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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.