Home / 5,718.33-8,578.08-2,020.41

Finding the Fourth Proportional to 5,718.33, 8,578.08 and 2,020.41

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Solution

The fourth proportional to 5,718.33, 8,578.08 and 2,020.41 is: 3,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.33 : 8,578.08 = 2,020.41 : x
  2. Step 2: Convert to fraction form
    5,718.33/8,578.08 = 2,020.41/x
  3. Step 3: Cross multiply
    5,718.33x = 8,578.08 × 2,020.41
  4. Step 4: Simplify right side
    5,718.33x = 17,331,238.61
  5. Step 5: Solve for x
    x = 17,331,238.61/5,718.33
  6. Step 6: Final answer
    x = 3,030.82

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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.