Home / 10,874.86-16,314.33-3,477.33

Finding the Fourth Proportional to 10,874.86, 16,314.33 and 3,477.33

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Solution

The fourth proportional to 10,874.86, 16,314.33 and 3,477.33 is: 5,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.86 : 16,314.33 = 3,477.33 : x
  2. Step 2: Convert to fraction form
    10,874.86/16,314.33 = 3,477.33/x
  3. Step 3: Cross multiply
    10,874.86x = 16,314.33 × 3,477.33
  4. Step 4: Simplify right side
    10,874.86x = 56,730,309.14
  5. Step 5: Solve for x
    x = 56,730,309.14/10,874.86
  6. Step 6: Final answer
    x = 5,216.65

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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.