Home / 11,422.89-17,136.14-3,633.45

Finding the Fourth Proportional to 11,422.89, 17,136.14 and 3,633.45

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Solution

The fourth proportional to 11,422.89, 17,136.14 and 3,633.45 is: 5,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422.89 : 17,136.14 = 3,633.45 : x
  2. Step 2: Convert to fraction form
    11,422.89/17,136.14 = 3,633.45/x
  3. Step 3: Cross multiply
    11,422.89x = 17,136.14 × 3,633.45
  4. Step 4: Simplify right side
    11,422.89x = 62,263,289.72
  5. Step 5: Solve for x
    x = 62,263,289.72/11,422.89
  6. Step 6: Final answer
    x = 5,450.75

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1.5x scale

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.