Home / 11,825.23-16,317.84-6,519.88

Finding the Fourth Proportional to 11,825.23, 16,317.84 and 6,519.88

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Solution

The fourth proportional to 11,825.23, 16,317.84 and 6,519.88 is: 8,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.23 : 16,317.84 = 6,519.88 : x
  2. Step 2: Convert to fraction form
    11,825.23/16,317.84 = 6,519.88/x
  3. Step 3: Cross multiply
    11,825.23x = 16,317.84 × 6,519.88
  4. Step 4: Simplify right side
    11,825.23x = 106,390,358.66
  5. Step 5: Solve for x
    x = 106,390,358.66/11,825.23
  6. Step 6: Final answer
    x = 8,996.90

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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.