Home / 11,757.79-17,635.83-5,519.23

Finding the Fourth Proportional to 11,757.79, 17,635.83 and 5,519.23

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Solution

The fourth proportional to 11,757.79, 17,635.83 and 5,519.23 is: 8,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757.79 : 17,635.83 = 5,519.23 : x
  2. Step 2: Convert to fraction form
    11,757.79/17,635.83 = 5,519.23/x
  3. Step 3: Cross multiply
    11,757.79x = 17,635.83 × 5,519.23
  4. Step 4: Simplify right side
    11,757.79x = 97,336,202.01
  5. Step 5: Solve for x
    x = 97,336,202.01/11,757.79
  6. Step 6: Final answer
    x = 8,278.44

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1.5x scale

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.