Home / 3,385.45-5,065.86-2,794.96

Finding the Fourth Proportional to 3,385.45, 5,065.86 and 2,794.96

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Solution

The fourth proportional to 3,385.45, 5,065.86 and 2,794.96 is: 4,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.45 : 5,065.86 = 2,794.96 : x
  2. Step 2: Convert to fraction form
    3,385.45/5,065.86 = 2,794.96/x
  3. Step 3: Cross multiply
    3,385.45x = 5,065.86 × 2,794.96
  4. Step 4: Simplify right side
    3,385.45x = 14,158,848.66
  5. Step 5: Solve for x
    x = 14,158,848.66/3,385.45
  6. Step 6: Final answer
    x = 4,182.27

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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.