Home / 4,078.80-6,110.10-2,226.60

Finding the Fourth Proportional to 4,078.80, 6,110.10 and 2,226.60

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Solution

The fourth proportional to 4,078.80, 6,110.10 and 2,226.60 is: 3,335.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.80 : 6,110.10 = 2,226.60 : x
  2. Step 2: Convert to fraction form
    4,078.80/6,110.10 = 2,226.60/x
  3. Step 3: Cross multiply
    4,078.80x = 6,110.10 × 2,226.60
  4. Step 4: Simplify right side
    4,078.80x = 13,604,748.66
  5. Step 5: Solve for x
    x = 13,604,748.66/4,078.80
  6. Step 6: Final answer
    x = 3,335.48

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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.