Home / 11,239.28-15,507.60-6,523.82

Finding the Fourth Proportional to 11,239.28, 15,507.60 and 6,523.82

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Solution

The fourth proportional to 11,239.28, 15,507.60 and 6,523.82 is: 9,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.28 : 15,507.60 = 6,523.82 : x
  2. Step 2: Convert to fraction form
    11,239.28/15,507.60 = 6,523.82/x
  3. Step 3: Cross multiply
    11,239.28x = 15,507.60 × 6,523.82
  4. Step 4: Simplify right side
    11,239.28x = 101,168,791.03
  5. Step 5: Solve for x
    x = 101,168,791.03/11,239.28
  6. Step 6: Final answer
    x = 9,001.36

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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.