Home / 11,121.21-16,673.97-5,570.58

Finding the Fourth Proportional to 11,121.21, 16,673.97 and 5,570.58

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Solution

The fourth proportional to 11,121.21, 16,673.97 and 5,570.58 is: 8,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121.21 : 16,673.97 = 5,570.58 : x
  2. Step 2: Convert to fraction form
    11,121.21/16,673.97 = 5,570.58/x
  3. Step 3: Cross multiply
    11,121.21x = 16,673.97 × 5,570.58
  4. Step 4: Simplify right side
    11,121.21x = 92,883,683.80
  5. Step 5: Solve for x
    x = 92,883,683.80/11,121.21
  6. Step 6: Final answer
    x = 8,351.94

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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.