Home / 11,785.48-17,646.62-6,227.28

Finding the Fourth Proportional to 11,785.48, 17,646.62 and 6,227.28

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Solution

The fourth proportional to 11,785.48, 17,646.62 and 6,227.28 is: 9,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.48 : 17,646.62 = 6,227.28 : x
  2. Step 2: Convert to fraction form
    11,785.48/17,646.62 = 6,227.28/x
  3. Step 3: Cross multiply
    11,785.48x = 17,646.62 × 6,227.28
  4. Step 4: Simplify right side
    11,785.48x = 109,890,443.79
  5. Step 5: Solve for x
    x = 109,890,443.79/11,785.48
  6. Step 6: Final answer
    x = 9,324.22

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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.