Home / 11,669.94-17,512.15-4,744.42

Finding the Fourth Proportional to 11,669.94, 17,512.15 and 4,744.42

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Solution

The fourth proportional to 11,669.94, 17,512.15 and 4,744.42 is: 7,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.94 : 17,512.15 = 4,744.42 : x
  2. Step 2: Convert to fraction form
    11,669.94/17,512.15 = 4,744.42/x
  3. Step 3: Cross multiply
    11,669.94x = 17,512.15 × 4,744.42
  4. Step 4: Simplify right side
    11,669.94x = 83,084,994.70
  5. Step 5: Solve for x
    x = 83,084,994.70/11,669.94
  6. Step 6: Final answer
    x = 7,119.57

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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.