Home / 5,945.86-8,917.57-2,782.41

Finding the Fourth Proportional to 5,945.86, 8,917.57 and 2,782.41

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Solution

The fourth proportional to 5,945.86, 8,917.57 and 2,782.41 is: 4,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.86 : 8,917.57 = 2,782.41 : x
  2. Step 2: Convert to fraction form
    5,945.86/8,917.57 = 2,782.41/x
  3. Step 3: Cross multiply
    5,945.86x = 8,917.57 × 2,782.41
  4. Step 4: Simplify right side
    5,945.86x = 24,812,335.94
  5. Step 5: Solve for x
    x = 24,812,335.94/5,945.86
  6. Step 6: Final answer
    x = 4,173.04

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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.