Home / 11,869.19-17,802.24-5,293.85

Finding the Fourth Proportional to 11,869.19, 17,802.24 and 5,293.85

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Solution

The fourth proportional to 11,869.19, 17,802.24 and 5,293.85 is: 7,940.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.19 : 17,802.24 = 5,293.85 : x
  2. Step 2: Convert to fraction form
    11,869.19/17,802.24 = 5,293.85/x
  3. Step 3: Cross multiply
    11,869.19x = 17,802.24 × 5,293.85
  4. Step 4: Simplify right side
    11,869.19x = 94,242,388.22
  5. Step 5: Solve for x
    x = 94,242,388.22/11,869.19
  6. Step 6: Final answer
    x = 7,940.09

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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.