Home / 10,742.13-16,094.97-5,198.09

Finding the Fourth Proportional to 10,742.13, 16,094.97 and 5,198.09

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Solution

The fourth proportional to 10,742.13, 16,094.97 and 5,198.09 is: 7,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.13 : 16,094.97 = 5,198.09 : x
  2. Step 2: Convert to fraction form
    10,742.13/16,094.97 = 5,198.09/x
  3. Step 3: Cross multiply
    10,742.13x = 16,094.97 × 5,198.09
  4. Step 4: Simplify right side
    10,742.13x = 83,663,022.13
  5. Step 5: Solve for x
    x = 83,663,022.13/10,742.13
  6. Step 6: Final answer
    x = 7,788.31

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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.