Home / 11,078.58-16,617.77-3,683.60

Finding the Fourth Proportional to 11,078.58, 16,617.77 and 3,683.60

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Solution

The fourth proportional to 11,078.58, 16,617.77 and 3,683.60 is: 5,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.58 : 16,617.77 = 3,683.60 : x
  2. Step 2: Convert to fraction form
    11,078.58/16,617.77 = 3,683.60/x
  3. Step 3: Cross multiply
    11,078.58x = 16,617.77 × 3,683.60
  4. Step 4: Simplify right side
    11,078.58x = 61,213,217.57
  5. Step 5: Solve for x
    x = 61,213,217.57/11,078.58
  6. Step 6: Final answer
    x = 5,525.37

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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.