Home / 11,823.85-16,317.03-6,518.86

Finding the Fourth Proportional to 11,823.85, 16,317.03 and 6,518.86

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Solution

The fourth proportional to 11,823.85, 16,317.03 and 6,518.86 is: 8,996.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.85 : 16,317.03 = 6,518.86 : x
  2. Step 2: Convert to fraction form
    11,823.85/16,317.03 = 6,518.86/x
  3. Step 3: Cross multiply
    11,823.85x = 16,317.03 × 6,518.86
  4. Step 4: Simplify right side
    11,823.85x = 106,368,404.12
  5. Step 5: Solve for x
    x = 106,368,404.12/11,823.85
  6. Step 6: Final answer
    x = 8,996.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.