Home / 11,044.28-15,239.72-7,467.02

Finding the Fourth Proportional to 11,044.28, 15,239.72 and 7,467.02

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Solution

The fourth proportional to 11,044.28, 15,239.72 and 7,467.02 is: 10,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,044.28 : 15,239.72 = 7,467.02 : x
  2. Step 2: Convert to fraction form
    11,044.28/15,239.72 = 7,467.02/x
  3. Step 3: Cross multiply
    11,044.28x = 15,239.72 × 7,467.02
  4. Step 4: Simplify right side
    11,044.28x = 113,795,294.03
  5. Step 5: Solve for x
    x = 113,795,294.03/11,044.28
  6. Step 6: Final answer
    x = 10,303.55

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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.