Home / 11,808.21-17,696.16-6,535.38

Finding the Fourth Proportional to 11,808.21, 17,696.16 and 6,535.38

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Solution

The fourth proportional to 11,808.21, 17,696.16 and 6,535.38 is: 9,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.21 : 17,696.16 = 6,535.38 : x
  2. Step 2: Convert to fraction form
    11,808.21/17,696.16 = 6,535.38/x
  3. Step 3: Cross multiply
    11,808.21x = 17,696.16 × 6,535.38
  4. Step 4: Simplify right side
    11,808.21x = 115,651,130.14
  5. Step 5: Solve for x
    x = 115,651,130.14/11,808.21
  6. Step 6: Final answer
    x = 9,794.13

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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.