Home / 11,581.63-15,982.26-6,801.48

Finding the Fourth Proportional to 11,581.63, 15,982.26 and 6,801.48

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Solution

The fourth proportional to 11,581.63, 15,982.26 and 6,801.48 is: 9,385.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.63 : 15,982.26 = 6,801.48 : x
  2. Step 2: Convert to fraction form
    11,581.63/15,982.26 = 6,801.48/x
  3. Step 3: Cross multiply
    11,581.63x = 15,982.26 × 6,801.48
  4. Step 4: Simplify right side
    11,581.63x = 108,702,996.24
  5. Step 5: Solve for x
    x = 108,702,996.24/11,581.63
  6. Step 6: Final answer
    x = 9,385.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.