Home / 11,406.58-17,119.09-4,837.38

Finding the Fourth Proportional to 11,406.58, 17,119.09 and 4,837.38

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Solution

The fourth proportional to 11,406.58, 17,119.09 and 4,837.38 is: 7,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.58 : 17,119.09 = 4,837.38 : x
  2. Step 2: Convert to fraction form
    11,406.58/17,119.09 = 4,837.38/x
  3. Step 3: Cross multiply
    11,406.58x = 17,119.09 × 4,837.38
  4. Step 4: Simplify right side
    11,406.58x = 82,811,519.40
  5. Step 5: Solve for x
    x = 82,811,519.40/11,406.58
  6. Step 6: Final answer
    x = 7,259.98

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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.