Home / 3,405.23-5,103.08-1,841.85

Finding the Fourth Proportional to 3,405.23, 5,103.08 and 1,841.85

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Solution

The fourth proportional to 3,405.23, 5,103.08 and 1,841.85 is: 2,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.23 : 5,103.08 = 1,841.85 : x
  2. Step 2: Convert to fraction form
    3,405.23/5,103.08 = 1,841.85/x
  3. Step 3: Cross multiply
    3,405.23x = 5,103.08 × 1,841.85
  4. Step 4: Simplify right side
    3,405.23x = 9,399,098.69
  5. Step 5: Solve for x
    x = 9,399,098.69/3,405.23
  6. Step 6: Final answer
    x = 2,760.20

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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.