Home / 7,556.51-11,331.05-3,169.82

Finding the Fourth Proportional to 7,556.51, 11,331.05 and 3,169.82

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Solution

The fourth proportional to 7,556.51, 11,331.05 and 3,169.82 is: 4,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.51 : 11,331.05 = 3,169.82 : x
  2. Step 2: Convert to fraction form
    7,556.51/11,331.05 = 3,169.82/x
  3. Step 3: Cross multiply
    7,556.51x = 11,331.05 × 3,169.82
  4. Step 4: Simplify right side
    7,556.51x = 35,917,316.41
  5. Step 5: Solve for x
    x = 35,917,316.41/7,556.51
  6. Step 6: Final answer
    x = 4,753.17

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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.