Home / 11,899.40-17,841.90-5,324.36

Finding the Fourth Proportional to 11,899.40, 17,841.90 and 5,324.36

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Solution

The fourth proportional to 11,899.40, 17,841.90 and 5,324.36 is: 7,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.40 : 17,841.90 = 5,324.36 : x
  2. Step 2: Convert to fraction form
    11,899.40/17,841.90 = 5,324.36/x
  3. Step 3: Cross multiply
    11,899.40x = 17,841.90 × 5,324.36
  4. Step 4: Simplify right side
    11,899.40x = 94,996,698.68
  5. Step 5: Solve for x
    x = 94,996,698.68/11,899.40
  6. Step 6: Final answer
    x = 7,983.32

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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.