Home / 8,815.07-13,222.71-2,241.09

Finding the Fourth Proportional to 8,815.07, 13,222.71 and 2,241.09

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Solution

The fourth proportional to 8,815.07, 13,222.71 and 2,241.09 is: 3,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.07 : 13,222.71 = 2,241.09 : x
  2. Step 2: Convert to fraction form
    8,815.07/13,222.71 = 2,241.09/x
  3. Step 3: Cross multiply
    8,815.07x = 13,222.71 × 2,241.09
  4. Step 4: Simplify right side
    8,815.07x = 29,633,283.15
  5. Step 5: Solve for x
    x = 29,633,283.15/8,815.07
  6. Step 6: Final answer
    x = 3,361.66

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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.