Home / 5,718.39-8,578.61-2,022.77

Finding the Fourth Proportional to 5,718.39, 8,578.61 and 2,022.77

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Solution

The fourth proportional to 5,718.39, 8,578.61 and 2,022.77 is: 3,034.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.39 : 8,578.61 = 2,022.77 : x
  2. Step 2: Convert to fraction form
    5,718.39/8,578.61 = 2,022.77/x
  3. Step 3: Cross multiply
    5,718.39x = 8,578.61 × 2,022.77
  4. Step 4: Simplify right side
    5,718.39x = 17,352,554.95
  5. Step 5: Solve for x
    x = 17,352,554.95/5,718.39
  6. Step 6: Final answer
    x = 3,034.52

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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.