Home / 5,718.34-8,578.53-2,022.71

Finding the Fourth Proportional to 5,718.34, 8,578.53 and 2,022.71

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Solution

The fourth proportional to 5,718.34, 8,578.53 and 2,022.71 is: 3,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.34 : 8,578.53 = 2,022.71 : x
  2. Step 2: Convert to fraction form
    5,718.34/8,578.53 = 2,022.71/x
  3. Step 3: Cross multiply
    5,718.34x = 8,578.53 × 2,022.71
  4. Step 4: Simplify right side
    5,718.34x = 17,351,878.42
  5. Step 5: Solve for x
    x = 17,351,878.42/5,718.34
  6. Step 6: Final answer
    x = 3,034.43

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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.