Home / 11,825.34-16,317.72-6,519.84

Finding the Fourth Proportional to 11,825.34, 16,317.72 and 6,519.84

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Solution

The fourth proportional to 11,825.34, 16,317.72 and 6,519.84 is: 8,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.34 : 16,317.72 = 6,519.84 : x
  2. Step 2: Convert to fraction form
    11,825.34/16,317.72 = 6,519.84/x
  3. Step 3: Cross multiply
    11,825.34x = 16,317.72 × 6,519.84
  4. Step 4: Simplify right side
    11,825.34x = 106,388,923.56
  5. Step 5: Solve for x
    x = 106,388,923.56/11,825.34
  6. Step 6: Final answer
    x = 8,996.69

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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.