Home / 3,384.11-5,069.19-3,100.61

Finding the Fourth Proportional to 3,384.11, 5,069.19 and 3,100.61

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Solution

The fourth proportional to 3,384.11, 5,069.19 and 3,100.61 is: 4,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.11 : 5,069.19 = 3,100.61 : x
  2. Step 2: Convert to fraction form
    3,384.11/5,069.19 = 3,100.61/x
  3. Step 3: Cross multiply
    3,384.11x = 5,069.19 × 3,100.61
  4. Step 4: Simplify right side
    3,384.11x = 15,717,581.21
  5. Step 5: Solve for x
    x = 15,717,581.21/3,384.11
  6. Step 6: Final answer
    x = 4,644.52

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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.