Home / 5,657.35-8,477.36-2,879.86

Finding the Fourth Proportional to 5,657.35, 8,477.36 and 2,879.86

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Solution

The fourth proportional to 5,657.35, 8,477.36 and 2,879.86 is: 4,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.35 : 8,477.36 = 2,879.86 : x
  2. Step 2: Convert to fraction form
    5,657.35/8,477.36 = 2,879.86/x
  3. Step 3: Cross multiply
    5,657.35x = 8,477.36 × 2,879.86
  4. Step 4: Simplify right side
    5,657.35x = 24,413,553.18
  5. Step 5: Solve for x
    x = 24,413,553.18/5,657.35
  6. Step 6: Final answer
    x = 4,315.37

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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.