Home / 11,121.03-16,673.67-5,570.42

Finding the Fourth Proportional to 11,121.03, 16,673.67 and 5,570.42

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Solution

The fourth proportional to 11,121.03, 16,673.67 and 5,570.42 is: 8,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121.03 : 16,673.67 = 5,570.42 : x
  2. Step 2: Convert to fraction form
    11,121.03/16,673.67 = 5,570.42/x
  3. Step 3: Cross multiply
    11,121.03x = 16,673.67 × 5,570.42
  4. Step 4: Simplify right side
    11,121.03x = 92,879,261.47
  5. Step 5: Solve for x
    x = 92,879,261.47/11,121.03
  6. Step 6: Final answer
    x = 8,351.68

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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.