Home / 3,326.58-5,000.81-2,779.83

Finding the Fourth Proportional to 3,326.58, 5,000.81 and 2,779.83

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Solution

The fourth proportional to 3,326.58, 5,000.81 and 2,779.83 is: 4,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.58 : 5,000.81 = 2,779.83 : x
  2. Step 2: Convert to fraction form
    3,326.58/5,000.81 = 2,779.83/x
  3. Step 3: Cross multiply
    3,326.58x = 5,000.81 × 2,779.83
  4. Step 4: Simplify right side
    3,326.58x = 13,901,387.76
  5. Step 5: Solve for x
    x = 13,901,387.76/3,326.58
  6. Step 6: Final answer
    x = 4,178.88

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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.