Home / 3,290.41-4,933.05-1,646.11

Finding the Fourth Proportional to 3,290.41, 4,933.05 and 1,646.11

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Solution

The fourth proportional to 3,290.41, 4,933.05 and 1,646.11 is: 2,467.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.41 : 4,933.05 = 1,646.11 : x
  2. Step 2: Convert to fraction form
    3,290.41/4,933.05 = 1,646.11/x
  3. Step 3: Cross multiply
    3,290.41x = 4,933.05 × 1,646.11
  4. Step 4: Simplify right side
    3,290.41x = 8,120,342.94
  5. Step 5: Solve for x
    x = 8,120,342.94/3,290.41
  6. Step 6: Final answer
    x = 2,467.88

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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.