Home / 11,973.53-17,961.51-3,209.33

Finding the Fourth Proportional to 11,973.53, 17,961.51 and 3,209.33

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Solution

The fourth proportional to 11,973.53, 17,961.51 and 3,209.33 is: 4,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.53 : 17,961.51 = 3,209.33 : x
  2. Step 2: Convert to fraction form
    11,973.53/17,961.51 = 3,209.33/x
  3. Step 3: Cross multiply
    11,973.53x = 17,961.51 × 3,209.33
  4. Step 4: Simplify right side
    11,973.53x = 57,644,412.89
  5. Step 5: Solve for x
    x = 57,644,412.89/11,973.53
  6. Step 6: Final answer
    x = 4,814.32

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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.