Home / 11,291.51-16,930.43-5,050.36

Finding the Fourth Proportional to 11,291.51, 16,930.43 and 5,050.36

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Solution

The fourth proportional to 11,291.51, 16,930.43 and 5,050.36 is: 7,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.51 : 16,930.43 = 5,050.36 : x
  2. Step 2: Convert to fraction form
    11,291.51/16,930.43 = 5,050.36/x
  3. Step 3: Cross multiply
    11,291.51x = 16,930.43 × 5,050.36
  4. Step 4: Simplify right side
    11,291.51x = 85,504,781.30
  5. Step 5: Solve for x
    x = 85,504,781.30/11,291.51
  6. Step 6: Final answer
    x = 7,572.48

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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.