Home / 3,409.11-5,114.46-1,654.95

Finding the Fourth Proportional to 3,409.11, 5,114.46 and 1,654.95

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Solution

The fourth proportional to 3,409.11, 5,114.46 and 1,654.95 is: 2,482.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.11 : 5,114.46 = 1,654.95 : x
  2. Step 2: Convert to fraction form
    3,409.11/5,114.46 = 1,654.95/x
  3. Step 3: Cross multiply
    3,409.11x = 5,114.46 × 1,654.95
  4. Step 4: Simplify right side
    3,409.11x = 8,464,175.58
  5. Step 5: Solve for x
    x = 8,464,175.58/3,409.11
  6. Step 6: Final answer
    x = 2,482.81

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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.