Home / 5,673.43-8,509.86-2,382.61

Finding the Fourth Proportional to 5,673.43, 8,509.86 and 2,382.61

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Solution

The fourth proportional to 5,673.43, 8,509.86 and 2,382.61 is: 3,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.43 : 8,509.86 = 2,382.61 : x
  2. Step 2: Convert to fraction form
    5,673.43/8,509.86 = 2,382.61/x
  3. Step 3: Cross multiply
    5,673.43x = 8,509.86 × 2,382.61
  4. Step 4: Simplify right side
    5,673.43x = 20,275,677.53
  5. Step 5: Solve for x
    x = 20,275,677.53/5,673.43
  6. Step 6: Final answer
    x = 3,573.80

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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.