Home / 3,385.29-5,077.95-1,654.05

Finding the Fourth Proportional to 3,385.29, 5,077.95 and 1,654.05

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Solution

The fourth proportional to 3,385.29, 5,077.95 and 1,654.05 is: 2,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.29 : 5,077.95 = 1,654.05 : x
  2. Step 2: Convert to fraction form
    3,385.29/5,077.95 = 1,654.05/x
  3. Step 3: Cross multiply
    3,385.29x = 5,077.95 × 1,654.05
  4. Step 4: Simplify right side
    3,385.29x = 8,399,183.20
  5. Step 5: Solve for x
    x = 8,399,183.20/3,385.29
  6. Step 6: Final answer
    x = 2,481.08

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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.