Home / 3,481.17-4,804.12-1,909.41

Finding the Fourth Proportional to 3,481.17, 4,804.12 and 1,909.41

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Solution

The fourth proportional to 3,481.17, 4,804.12 and 1,909.41 is: 2,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.17 : 4,804.12 = 1,909.41 : x
  2. Step 2: Convert to fraction form
    3,481.17/4,804.12 = 1,909.41/x
  3. Step 3: Cross multiply
    3,481.17x = 4,804.12 × 1,909.41
  4. Step 4: Simplify right side
    3,481.17x = 9,173,034.77
  5. Step 5: Solve for x
    x = 9,173,034.77/3,481.17
  6. Step 6: Final answer
    x = 2,635.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.