Home / 11,681.83-17,525.43-3,361.92

Finding the Fourth Proportional to 11,681.83, 17,525.43 and 3,361.92

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Solution

The fourth proportional to 11,681.83, 17,525.43 and 3,361.92 is: 5,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.83 : 17,525.43 = 3,361.92 : x
  2. Step 2: Convert to fraction form
    11,681.83/17,525.43 = 3,361.92/x
  3. Step 3: Cross multiply
    11,681.83x = 17,525.43 × 3,361.92
  4. Step 4: Simplify right side
    11,681.83x = 58,919,027.91
  5. Step 5: Solve for x
    x = 58,919,027.91/11,681.83
  6. Step 6: Final answer
    x = 5,043.65

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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.