Home / 11,824.38-16,317.63-6,519.21

Finding the Fourth Proportional to 11,824.38, 16,317.63 and 6,519.21

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Solution

The fourth proportional to 11,824.38, 16,317.63 and 6,519.21 is: 8,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.38 : 16,317.63 = 6,519.21 : x
  2. Step 2: Convert to fraction form
    11,824.38/16,317.63 = 6,519.21/x
  3. Step 3: Cross multiply
    11,824.38x = 16,317.63 × 6,519.21
  4. Step 4: Simplify right side
    11,824.38x = 106,378,023.04
  5. Step 5: Solve for x
    x = 106,378,023.04/11,824.38
  6. Step 6: Final answer
    x = 8,996.50

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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.