Home / 11,118.21-16,675.46-5,195.70

Finding the Fourth Proportional to 11,118.21, 16,675.46 and 5,195.70

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Solution

The fourth proportional to 11,118.21, 16,675.46 and 5,195.70 is: 7,792.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.21 : 16,675.46 = 5,195.70 : x
  2. Step 2: Convert to fraction form
    11,118.21/16,675.46 = 5,195.70/x
  3. Step 3: Cross multiply
    11,118.21x = 16,675.46 × 5,195.70
  4. Step 4: Simplify right side
    11,118.21x = 86,640,661.54
  5. Step 5: Solve for x
    x = 86,640,661.54/11,118.21
  6. Step 6: Final answer
    x = 7,792.68

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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.