Home / 3,326.66-4,591.44-1,911.30

Finding the Fourth Proportional to 3,326.66, 4,591.44 and 1,911.30

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Solution

The fourth proportional to 3,326.66, 4,591.44 and 1,911.30 is: 2,637.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.66 : 4,591.44 = 1,911.30 : x
  2. Step 2: Convert to fraction form
    3,326.66/4,591.44 = 1,911.30/x
  3. Step 3: Cross multiply
    3,326.66x = 4,591.44 × 1,911.30
  4. Step 4: Simplify right side
    3,326.66x = 8,775,619.27
  5. Step 5: Solve for x
    x = 8,775,619.27/3,326.66
  6. Step 6: Final answer
    x = 2,637.97

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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.