Home / 5,723.43-8,578.21-2,429.61

Finding the Fourth Proportional to 5,723.43, 8,578.21 and 2,429.61

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Solution

The fourth proportional to 5,723.43, 8,578.21 and 2,429.61 is: 3,641.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,723.43 : 8,578.21 = 2,429.61 : x
  2. Step 2: Convert to fraction form
    5,723.43/8,578.21 = 2,429.61/x
  3. Step 3: Cross multiply
    5,723.43x = 8,578.21 × 2,429.61
  4. Step 4: Simplify right side
    5,723.43x = 20,841,661.91
  5. Step 5: Solve for x
    x = 20,841,661.91/5,723.43
  6. Step 6: Final answer
    x = 3,641.46

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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.