Home / 10,874.99-16,313.67-3,477.71

Finding the Fourth Proportional to 10,874.99, 16,313.67 and 3,477.71

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Solution

The fourth proportional to 10,874.99, 16,313.67 and 3,477.71 is: 5,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,874.99 : 16,313.67 = 3,477.71 : x
  2. Step 2: Convert to fraction form
    10,874.99/16,313.67 = 3,477.71/x
  3. Step 3: Cross multiply
    10,874.99x = 16,313.67 × 3,477.71
  4. Step 4: Simplify right side
    10,874.99x = 56,734,131.73
  5. Step 5: Solve for x
    x = 56,734,131.73/10,874.99
  6. Step 6: Final answer
    x = 5,216.94

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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.