Home / 8,910.86-13,356.38-4,519.24

Finding the Fourth Proportional to 8,910.86, 13,356.38 and 4,519.24

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Solution

The fourth proportional to 8,910.86, 13,356.38 and 4,519.24 is: 6,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.86 : 13,356.38 = 4,519.24 : x
  2. Step 2: Convert to fraction form
    8,910.86/13,356.38 = 4,519.24/x
  3. Step 3: Cross multiply
    8,910.86x = 13,356.38 × 4,519.24
  4. Step 4: Simplify right side
    8,910.86x = 60,360,664.66
  5. Step 5: Solve for x
    x = 60,360,664.66/8,910.86
  6. Step 6: Final answer
    x = 6,773.84

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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.