Home / 4,511.31-6,769.40-3,415.41

Finding the Fourth Proportional to 4,511.31, 6,769.40 and 3,415.41

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Solution

The fourth proportional to 4,511.31, 6,769.40 and 3,415.41 is: 5,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.31 : 6,769.40 = 3,415.41 : x
  2. Step 2: Convert to fraction form
    4,511.31/6,769.40 = 3,415.41/x
  3. Step 3: Cross multiply
    4,511.31x = 6,769.40 × 3,415.41
  4. Step 4: Simplify right side
    4,511.31x = 23,120,259.38
  5. Step 5: Solve for x
    x = 23,120,259.38/4,511.31
  6. Step 6: Final answer
    x = 5,124.95

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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.